diff --git a/package.json b/package.json
index 57713a060..dc6cfde91 100644
--- a/package.json
+++ b/package.json
@@ -95,7 +95,7 @@
     "solidity-coverage": "^0.5.11",
     "solidity-docgen": "^0.1.0",
     "solium": "^1.1.6",
-    "truffle": "4.1.14",
+    "truffle": "5.0.4",
     "truffle-wallet-provider": "0.0.5"
   },
   "greenkeeper": {
diff --git a/yarn.lock b/yarn.lock
index c31bbb848..d3d93fdb7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -73,15 +73,10 @@ acorn-dynamic-import@^2.0.0:
   dependencies:
     acorn "^4.0.3"
 
-acorn-jsx@^3.0.0:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-3.0.1.tgz#afdf9488fb1ecefc8348f6fb22f464e32a58b36b"
-  dependencies:
-    acorn "^3.0.4"
-
-acorn@^3.0.4:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
+acorn-jsx@^5.0.0:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-5.0.1.tgz#32a064fd925429216a09b141102bfdd185fae40e"
+  integrity sha512-HJ7CfNHrfJLlNTzIEUTj43LNWGkqpRLxm3YjAlcD0ACydk9XynzYsCBHxut+iqt+1aBXkx9UP/w/ZqMr13XIzg==
 
 acorn@^4.0.3:
   version "4.0.13"
@@ -104,10 +99,6 @@ aes-js@^3.1.1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/aes-js/-/aes-js-3.1.1.tgz#89fd1f94ae51b4c72d62466adc1a7323ff52f072"
 
-ajv-keywords@^2.1.0:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-2.1.1.tgz#617997fc5f60576894c435f940d819e135b80762"
-
 ajv-keywords@^3.1.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-3.2.0.tgz#e86b819c602cf8821ad637413698f1dec021847a"
@@ -130,6 +121,16 @@ ajv@^6.1.0:
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
 
+ajv@^6.5.3, ajv@^6.9.1:
+  version "6.9.1"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.9.1.tgz#a4d3683d74abc5670e75f0b16520f70a20ea8dc1"
+  integrity sha512-XDN92U311aINL77ieWHmqCcNlwjoP5cHXDxIxbf2MaPYuCXOHS7gHH8jktxeK5omgd52XbSTX6a4Piwd1pQmzA==
+  dependencies:
+    fast-deep-equal "^2.0.1"
+    fast-json-stable-stringify "^2.0.0"
+    json-schema-traverse "^0.4.1"
+    uri-js "^4.2.2"
+
 align-text@^0.1.1, align-text@^0.1.3:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/align-text/-/align-text-0.1.4.tgz#0cd90a561093f35d0a99256c22b7069433fad117"
@@ -149,9 +150,10 @@ amdefine@>=0.0.4:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/amdefine/-/amdefine-1.0.1.tgz#4a5282ac164729e93619bcfd3ad151f817ce91f5"
 
-ansi-escapes@^3.0.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-3.1.0.tgz#f73207bb81207d75fd6c83f125af26eea378ca30"
+ansi-escapes@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-3.2.0.tgz#8780b98ff9dbf5638152d1f1fe5c1d7b4442976b"
+  integrity sha512-cBhpre4ma+U0T1oM5fXg7Dy1Jw7zzwv7lt/GoCpr+hDQJoYnKVPLL4dCvSEFMmQurOQvSrwT7SL/DAlhBI97RQ==
 
 ansi-regex@^2.0.0, ansi-regex@^2.1.1:
   version "2.1.1"
@@ -161,11 +163,16 @@ ansi-regex@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-3.0.0.tgz#ed0317c322064f79466c02966bddb605ab37d998"
 
+ansi-regex@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-4.0.0.tgz#70de791edf021404c3fd615aa89118ae0432e5a9"
+  integrity sha512-iB5Dda8t/UqpPI/IjsejXu5jOGDrzn41wJyljwPH65VCIbk6+1BzFIMJGFwTNrYXT1CrD+B4l19U7awiQ8rk7w==
+
 ansi-styles@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
 
-ansi-styles@^3.2.1:
+ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
   dependencies:
@@ -189,6 +196,11 @@ anymatch@^2.0.0:
     micromatch "^3.1.4"
     normalize-path "^2.1.1"
 
+app-module-path@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/app-module-path/-/app-module-path-2.2.0.tgz#641aa55dfb7d6a6f0a8141c4b9c0aa50b6c24dd5"
+  integrity sha1-ZBqlXft9am8KgUHEucCqULbCTdU=
+
 aproba@^1.0.3:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/aproba/-/aproba-1.2.0.tgz#6802e6264efd18c790a1b0d517f0f2627bf2c94a"
@@ -293,6 +305,11 @@ assign-symbols@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/assign-symbols/-/assign-symbols-1.0.0.tgz#59667f41fadd4f20ccbc2bb96b8d4f7f78ec0367"
 
+astral-regex@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/astral-regex/-/astral-regex-1.0.0.tgz#6c8c3fb827dd43ee3918f27b82782ab7658a6fd9"
+  integrity sha512-+Ryf6g3BKoRc7jfp7ad8tM4TtMiaWvbF/1/sQcZPkkS7ag3D5nMBCe2UfOTONtAkaG0tO0ij3C5Lwmf1EiyjHg==
+
 async-each@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
@@ -984,13 +1001,10 @@ bignumber.js@^4.0.2:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-4.1.0.tgz#db6f14067c140bd46624815a7916c92d9b6c24b1"
 
-bignumber.js@^5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-5.0.0.tgz#fbce63f09776b3000a83185badcde525daf34833"
-
-bignumber.js@^6.0.0:
-  version "6.0.0"
-  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-6.0.0.tgz#bbfa047644609a5af093e9cbd83b0461fa3f6002"
+bignumber.js@^7.2.1:
+  version "7.2.1"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-7.2.1.tgz#80c048759d826800807c4bfd521e50edbba57a5f"
+  integrity sha512-S4XzBk5sMB+Rcb/LNcpzXr57VRTxgAvaAEDAl1AwRx27j00hT84O6OkteE7u8UB3NuaaygCRrEpqox4uDOrbdQ==
 
 "bignumber.js@git+https://github.com/debris/bignumber.js#master":
   version "2.0.7"
@@ -1088,7 +1102,7 @@ borc@^2.0.2:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/borc/-/borc-2.0.3.tgz#08845ea73a6d3211120928ee3929f8dc2de9f52e"
   dependencies:
-    bignumber.js "^7.2.1"
+    bignumber.js "^6.0.0"
     commander "^2.15.0"
     ieee754 "^1.1.8"
     json-text-sequence "^0.1"
@@ -1307,15 +1321,10 @@ cache-base@^1.0.1:
     union-value "^1.0.0"
     unset-value "^1.0.0"
 
-caller-path@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/caller-path/-/caller-path-0.1.0.tgz#94085ef63581ecd3daa92444a8fe94e82577751f"
-  dependencies:
-    callsites "^0.2.0"
-
-callsites@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/callsites/-/callsites-0.2.0.tgz#afab96262910a7f33c19a5775825c69f34e350ca"
+callsites@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/callsites/-/callsites-3.0.0.tgz#fb7eb569b72ad7a45812f93fd9430a3e410b3dd3"
+  integrity sha512-tWnkwu9YEq2uzlBDI4RcLn8jrFvF9AOi8PxDNU3hZZjJcjkcRAq3vCI+vZcg1SuxISDYe86k9VZFwAxDiJGoAw==
 
 camelcase@^1.0.2:
   version "1.2.1"
@@ -1369,9 +1378,19 @@ chalk@^2.0.0, chalk@^2.1.0, chalk@^2.3.1, chalk@^2.4.1:
     escape-string-regexp "^1.0.5"
     supports-color "^5.3.0"
 
-chardet@^0.4.0:
-  version "0.4.2"
-  resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.4.2.tgz#b5473b33dc97c424e5d98dc87d55d4d8a29c8bf2"
+chalk@^2.4.2:
+  version "2.4.2"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.2.tgz#cd42541677a54333cf541a49108c1432b44c9424"
+  integrity sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==
+  dependencies:
+    ansi-styles "^3.2.1"
+    escape-string-regexp "^1.0.5"
+    supports-color "^5.3.0"
+
+chardet@^0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.7.0.tgz#90094849f0937f2eedc2425d0d28a9e5f0cbad9e"
+  integrity sha512-mT8iDcrh03qDGRRmoA2hmBJnxpllMR+0/0qlzjqZES6NdiWDcZkCNAk4rPFZ9Q85r27unkiNNg8ZOiwZXBHwcA==
 
 charenc@~0.0.1:
   version "0.0.2"
@@ -1531,13 +1550,7 @@ colors@^1.1.2:
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/colors/-/colors-1.3.2.tgz#2df8ff573dfbf255af562f8ce7181d6b971a359b"
 
-combined-stream@1.0.6:
-  version "1.0.6"
-  resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.6.tgz#723e7df6e801ac5613113a7e445a9b69cb632818"
-  dependencies:
-    delayed-stream "~1.0.0"
-
-combined-stream@~1.0.6:
+combined-stream@^1.0.6, combined-stream@~1.0.6:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.7.tgz#2d1d24317afb8abe95d6d2c0b07b57813539d828"
   dependencies:
@@ -1577,15 +1590,6 @@ concat-map@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
 
-concat-stream@^1.6.0:
-  version "1.6.2"
-  resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.2.tgz#904bdf194cd3122fc675c77fc4ac3d4ff0fd1a34"
-  dependencies:
-    buffer-from "^1.0.0"
-    inherits "^2.0.3"
-    readable-stream "^2.2.2"
-    typedarray "^0.0.6"
-
 console-browserify@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/console-browserify/-/console-browserify-1.1.0.tgz#f0241c45730a9fc6323b206dbf38edc741d0bb10"
@@ -1713,7 +1717,7 @@ cross-spawn@^6.0.5:
     semver "^5.5.0"
     shebang-command "^1.2.0"
     which "^1.2.9"
-    
+
 crypt@~0.0.1:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/crypt/-/crypt-0.0.2.tgz#88d7ff7ec0dfb86f713dc87bbb42d044d3e6c41b"
@@ -2098,6 +2102,11 @@ elliptic@^6.0.0, elliptic@^6.2.3, elliptic@^6.4.0:
     minimalistic-assert "^1.0.0"
     minimalistic-crypto-utils "^1.0.0"
 
+emoji-regex@^7.0.1:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-7.0.3.tgz#933a04052860c85e83c122479c4748a8e4c72156"
+  integrity sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==
+
 emojis-list@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/emojis-list/-/emojis-list-2.1.0.tgz#4daa4d9db00f9819880c79fa457ae5b09a1fd389"
@@ -2248,9 +2257,10 @@ escope@^3.6.0:
     esrecurse "^4.1.0"
     estraverse "^4.1.1"
 
-eslint-config-standard@^11.0.0:
-  version "11.0.0"
-  resolved "https://registry.yarnpkg.com/eslint-config-standard/-/eslint-config-standard-11.0.0.tgz#87ee0d3c9d95382dc761958cbb23da9eea31e0ba"
+eslint-config-standard@^12.0.0:
+  version "12.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-config-standard/-/eslint-config-standard-12.0.0.tgz#638b4c65db0bd5a41319f96bba1f15ddad2107d9"
+  integrity sha512-COUz8FnXhqFitYj4DTqHzidjIL/t4mumGZto5c7DrBpvWoie+Sn3P4sLEzUGeYhRElWuFEf8K1S1EfvD1vixCQ==
 
 eslint-import-resolver-node@^0.3.1:
   version "0.3.2"
@@ -2289,9 +2299,10 @@ eslint-plugin-import@^2.10.0:
     read-pkg-up "^2.0.0"
     resolve "^1.6.0"
 
-eslint-plugin-node@^6.0.1:
-  version "6.0.1"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-node/-/eslint-plugin-node-6.0.1.tgz#bf19642298064379315d7a4b2a75937376fa05e4"
+eslint-plugin-node@^8.0.0:
+  version "8.0.1"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-node/-/eslint-plugin-node-8.0.1.tgz#55ae3560022863d141fa7a11799532340a685964"
+  integrity sha512-ZjOjbjEi6jd82rIpFSgagv4CHWzG9xsQAVp1ZPlhRnnYxcTgENUVBvhYmkQ7GvT1QFijUSo69RaiOJKhMu6i8w==
   dependencies:
     eslint-plugin-es "^1.3.1"
     eslint-utils "^1.3.1"
@@ -2300,17 +2311,20 @@ eslint-plugin-node@^6.0.1:
     resolve "^1.8.1"
     semver "^5.5.0"
 
-eslint-plugin-promise@^3.7.0:
-  version "3.8.0"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-promise/-/eslint-plugin-promise-3.8.0.tgz#65ebf27a845e3c1e9d6f6a5622ddd3801694b621"
+eslint-plugin-promise@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-promise/-/eslint-plugin-promise-4.0.1.tgz#2d074b653f35a23d1ba89d8e976a985117d1c6a2"
+  integrity sha512-Si16O0+Hqz1gDHsys6RtFRrW7cCTB6P7p3OJmKp3Y3dxpQE2qwOA7d3xnV+0mBmrPoi0RBnxlCKvqu70te6wjg==
 
-eslint-plugin-standard@^3.0.1:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-standard/-/eslint-plugin-standard-3.1.0.tgz#2a9e21259ba4c47c02d53b2d0c9135d4b1022d47"
+eslint-plugin-standard@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-standard/-/eslint-plugin-standard-4.0.0.tgz#f845b45109c99cd90e77796940a344546c8f6b5c"
+  integrity sha512-OwxJkR6TQiYMmt1EsNRMe5qG3GsbjlcOhbGUBY4LtavF9DsLaTcoR+j2Tdjqi23oUwKNUqX7qcn5fPStafMdlA==
 
-eslint-scope@^3.7.1:
-  version "3.7.3"
-  resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-3.7.3.tgz#bb507200d3d17f60247636160b4826284b108535"
+eslint-scope@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-4.0.0.tgz#50bf3071e9338bcdc43331794a0cb533f0136172"
+  integrity sha512-1G6UTDi7Jc1ELFwnR58HV4fK9OQK4S6N985f166xqXxpjU6plxFISJa2Ba9KCQuFa8RCnj/lSFJbHo7UFDBnUA==
   dependencies:
     esrecurse "^4.1.0"
     estraverse "^4.1.1"
@@ -2324,9 +2338,10 @@ eslint-visitor-keys@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#3f3180fb2e291017716acb4c9d6d5b5c34a6a81d"
 
-eslint@^4.19.1:
-  version "4.19.1"
-  resolved "https://registry.yarnpkg.com/eslint/-/eslint-4.19.1.tgz#32d1d653e1d90408854bfb296f076ec7e186a300"
+eslint@^5.8.0:
+  version "5.13.0"
+  resolved "https://registry.yarnpkg.com/eslint/-/eslint-5.13.0.tgz#ce71cc529c450eed9504530939aa97527861ede9"
+  integrity sha512-nqD5WQMisciZC5EHZowejLKQjWGuFS5c70fxqSKlnDME+oz9zmE8KTlX+lHSg+/5wsC/kf9Q9eMkC8qS3oM2fg==
   dependencies:
     "@babel/code-frame" "^7.0.0"
     ajv "^6.5.3"
@@ -2337,7 +2352,7 @@ eslint@^4.19.1:
     eslint-scope "^4.0.0"
     eslint-utils "^1.3.1"
     eslint-visitor-keys "^1.0.0"
-    espree "^4.0.0"
+    espree "^5.0.0"
     esquery "^1.0.1"
     esutils "^2.0.2"
     file-entry-cache "^2.0.0"
@@ -2345,9 +2360,9 @@ eslint@^4.19.1:
     glob "^7.1.2"
     globals "^11.7.0"
     ignore "^4.0.6"
+    import-fresh "^3.0.0"
     imurmurhash "^0.1.4"
     inquirer "^6.1.0"
-    is-resolvable "^1.1.0"
     js-yaml "^3.12.0"
     json-stable-stringify-without-jsonify "^1.0.1"
     levn "^0.3.0"
@@ -2357,19 +2372,18 @@ eslint@^4.19.1:
     natural-compare "^1.4.0"
     optionator "^0.8.2"
     path-is-inside "^1.0.2"
-    pluralize "^7.0.0"
     progress "^2.0.0"
     regexpp "^2.0.1"
-    require-uncached "^1.0.3"
     semver "^5.5.1"
     strip-ansi "^4.0.0"
     strip-json-comments "^2.0.1"
     table "^5.0.2"
     text-table "^0.2.0"
 
-espree@^3.5.4:
-  version "3.5.4"
-  resolved "https://registry.yarnpkg.com/espree/-/espree-3.5.4.tgz#b0f447187c8a8bed944b815a660bddf5deb5d1a7"
+espree@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/espree/-/espree-5.0.0.tgz#fc7f984b62b36a0f543b13fb9cd7b9f4a7f5b65c"
+  integrity sha512-1MpUfwsdS9MMoN7ZXqAr9e9UKdVHDcvrJpyx7mm1WuQlx/ygErEQBzgi5Nh5qBHIoYweprhtMkTCb9GhcAIcsA==
   dependencies:
     acorn "^6.0.2"
     acorn-jsx "^5.0.0"
@@ -2618,9 +2632,10 @@ ethereumjs-wallet@^0.6.0:
     utf8 "^3.0.0"
     uuid "^3.3.2"
 
-ethers@^3.0.15:
-  version "3.0.29"
-  resolved "https://registry.yarnpkg.com/ethers/-/ethers-3.0.29.tgz#ce8139955b4ed44456eb6764b089bb117c86775d"
+ethers@^4.0.7:
+  version "4.0.25"
+  resolved "https://registry.yarnpkg.com/ethers/-/ethers-4.0.25.tgz#d2d9ee78fbf5896e793b91959503ef245f6ad5dc"
+  integrity sha512-nxpszD7e1+cXwi/DuaBFmAit0M/+9Suy8nImpiv41nT3tNg8bBKA9mz8VdQbg0X/NT6e5icqdeQpz3FHcy58wg==
   dependencies:
     "@types/node" "^10.3.2"
     aes-js "3.0.0"
@@ -2787,9 +2802,10 @@ extendr@^2.1.0:
   dependencies:
     typechecker "~2.0.1"
 
-external-editor@^2.0.4:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/external-editor/-/external-editor-2.2.0.tgz#045511cfd8d133f3846673d1047c154e214ad3d5"
+external-editor@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/external-editor/-/external-editor-3.0.3.tgz#5866db29a97826dbe4bf3afd24070ead9ea43a27"
+  integrity sha512-bn71H9+qWoOQKyZDo25mOMVpSmXROAsTJVVVYzrrtol3d4y+AsKjf4Iwl2Q+IuT0kFSQ1qo166UuIwqYq7mGnA==
   dependencies:
     chardet "^0.7.0"
     iconv-lite "^0.4.24"
@@ -2982,7 +2998,7 @@ form-data@~2.3.2:
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.3.2.tgz#4970498be604c20c005d4f5c23aecd21d6b49099"
   dependencies:
     asynckit "^0.4.0"
-    combined-stream "^1.0.6"
+    combined-stream "1.0.6"
     mime-types "^2.1.12"
 
 forwarded@~0.1.2:
@@ -3055,9 +3071,10 @@ fs.realpath@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
 
-fs@0.0.1-security:
-  version "0.0.1-security"
-  resolved "https://registry.yarnpkg.com/fs/-/fs-0.0.1-security.tgz#8a7bd37186b6dddf3813f23858b57ecaaf5e41d4"
+fs@0.0.2:
+  version "0.0.2"
+  resolved "https://registry.yarnpkg.com/fs/-/fs-0.0.2.tgz#e1f244ef3933c1b2a64bd4799136060d0f5914f8"
+  integrity sha1-4fJE7zkzwbKmS9R5kTYGDQ9ZFPg=
 
 fsevents@^1.0.0, fsevents@^1.2.2:
   version "1.2.4"
@@ -3451,9 +3468,15 @@ ignore-walk@^3.0.1:
   dependencies:
     minimatch "^3.0.4"
 
-ignore@^3.3.3, ignore@^3.3.6:
-  version "3.3.10"
-  resolved "https://registry.yarnpkg.com/ignore/-/ignore-3.3.10.tgz#0a97fb876986e8081c631160f8f9f389157f0043"
+ignore@^4.0.6:
+  version "4.0.6"
+  resolved "https://registry.yarnpkg.com/ignore/-/ignore-4.0.6.tgz#750e3db5862087b4737ebac8207ffd1ef27b25fc"
+  integrity sha512-cyFDKrqc/YdcWFniJhzI42+AzS+gNwmUzOSFcRCQYwySuBBBy/KjuxWLZ/FHEH6Moq1NizMOBWyTcv8O4OZIMg==
+
+ignore@^5.0.2:
+  version "5.0.5"
+  resolved "https://registry.yarnpkg.com/ignore/-/ignore-5.0.5.tgz#c663c548d6ce186fb33616a8ccb5d46e56bdbbf9"
+  integrity sha512-kOC8IUb8HSDMVcYrDVezCxpJkzSQWTAzf3olpKM6o9rM5zpojx23O0Fl8Wr4+qJ6ZbPEHqf1fdwev/DS7v7pmA==
 
 ignorefs@^1.0.0:
   version "1.2.0"
@@ -3470,6 +3493,14 @@ immediate@^3.2.3:
   version "3.2.3"
   resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.2.3.tgz#d140fa8f614659bd6541233097ddaac25cdd991c"
 
+import-fresh@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/import-fresh/-/import-fresh-3.0.0.tgz#a3d897f420cab0e671236897f75bc14b4885c390"
+  integrity sha512-pOnA9tfM3Uwics+SaBLCNyZZZbK+4PTu0OPZtLlMIrv17EdBoC15S9Kn8ckJ9TZTyKb3ywNE5y1yeDxxGA7nTQ==
+  dependencies:
+    parent-module "^1.0.0"
+    resolve-from "^4.0.0"
+
 imurmurhash@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/imurmurhash/-/imurmurhash-0.1.4.tgz#9218b9b2b928a238b13dc4fb6b6d576f231453ea"
@@ -3497,22 +3528,23 @@ ini@~1.3.0:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
 
-inquirer@^3.0.6:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-3.3.0.tgz#9dd2f2ad765dcab1ff0443b491442a20ba227dc9"
+inquirer@^6.1.0:
+  version "6.2.2"
+  resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-6.2.2.tgz#46941176f65c9eb20804627149b743a218f25406"
+  integrity sha512-Z2rREiXA6cHRR9KBOarR3WuLlFzlIfAEIiB45ll5SSadMg7WqOh1MKEjjndfuH5ewXdixWCxqnVfGOQzPeiztA==
   dependencies:
-    ansi-escapes "^3.0.0"
-    chalk "^2.0.0"
+    ansi-escapes "^3.2.0"
+    chalk "^2.4.2"
     cli-cursor "^2.1.0"
     cli-width "^2.0.0"
-    external-editor "^3.0.0"
+    external-editor "^3.0.3"
     figures "^2.0.0"
-    lodash "^4.17.10"
+    lodash "^4.17.11"
     mute-stream "0.0.7"
     run-async "^2.2.0"
-    rxjs "^6.1.0"
+    rxjs "^6.4.0"
     string-width "^2.1.0"
-    strip-ansi "^4.0.0"
+    strip-ansi "^5.0.0"
     through "^2.3.6"
 
 interpret@^1.0.0:
@@ -3759,10 +3791,6 @@ is-regex@^1.0.4:
   dependencies:
     has "^1.0.1"
 
-is-resolvable@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/is-resolvable/-/is-resolvable-1.1.0.tgz#fb18f87ce1feb925169c9a407c19318a3206ed88"
-
 is-retry-allowed@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-retry-allowed/-/is-retry-allowed-1.1.0.tgz#11a060568b67339444033d0125a61a20d564fb34"
@@ -4130,7 +4158,7 @@ lodash.debounce@^4.0.8:
   version "4.0.8"
   resolved "https://registry.yarnpkg.com/lodash.debounce/-/lodash.debounce-4.0.8.tgz#82d79bff30a67c4005ffd5e2515300ad9ca4d7af"
 
-lodash@4.x, lodash@^4.13.1, lodash@^4.14.2, lodash@^4.17.10, lodash@^4.17.4, lodash@^4.17.5:
+lodash@4.x, lodash@^4.13.1, lodash@^4.14.2, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.4, lodash@^4.17.5:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
 
@@ -4345,15 +4373,16 @@ miller-rabin@^4.0.0:
     bn.js "^4.0.0"
     brorand "^1.0.1"
 
-mime-db@~1.36.0:
-  version "1.36.0"
-  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.36.0.tgz#5020478db3c7fe93aad7bbcc4dcf869c43363397"
+mime-db@~1.37.0:
+  version "1.37.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.37.0.tgz#0b6a0ce6fdbe9576e25f1f2d2fde8830dc0ad0d8"
+  integrity sha512-R3C4db6bgQhlIhPU48fUtdVmKnflq+hRdad7IyKhtFj06VPNVdk2RhiYL3UjQIlso8L+YxAtFkobT0VK+S/ybg==
 
 mime-types@^2.1.12, mime-types@^2.1.16, mime-types@~2.1.18, mime-types@~2.1.19:
   version "2.1.20"
   resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.20.tgz#930cb719d571e903738520f8470911548ca2cc19"
   dependencies:
-    mime-db "~1.37.0"
+    mime-db "~1.36.0"
 
 mime@1.4.1:
   version "1.4.1"
@@ -4425,11 +4454,7 @@ mkdirp-promise@^5.0.1:
   dependencies:
     mkdirp "*"
 
-<<<<<<< HEAD
-mkdirp@*, mkdirp@0.5.1, mkdirp@0.5.x, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0:
-=======
-mkdirp@*, mkdirp@0.5.1, mkdirp@0.5.x, mkdirp@0.x.x, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0, mkdirp@~0.5.1:
->>>>>>> e543061f... Added test reporter
+mkdirp@*, mkdirp@0.5.1, mkdirp@0.5.x, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0, mkdirp@~0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
@@ -4893,6 +4918,13 @@ pako@~1.0.5:
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.6.tgz#0101211baa70c4bca4a0f63f2206e97b7dfaf258"
 
+parent-module@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/parent-module/-/parent-module-1.0.0.tgz#df250bdc5391f4a085fb589dad761f5ad6b865b5"
+  integrity sha512-8Mf5juOMmiE4FcmzYc4IaiS9L3+9paz2KOiXzkRviCP6aDmN49Hz6EMWz0lGNp9pX80GvvAuLADtyGfW/Em3TA==
+  dependencies:
+    callsites "^3.0.0"
+
 parse-asn1@^5.0.0:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/parse-asn1/-/parse-asn1-5.1.1.tgz#f6bf293818332bd0dab54efb16087724745e6ca8"
@@ -5031,10 +5063,6 @@ pkg-dir@^1.0.0:
   dependencies:
     find-up "^1.0.0"
 
-pluralize@^7.0.0:
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-7.0.0.tgz#298b89df8b93b0221dbf421ad2b1b1ea23fc6777"
-
 posix-character-classes@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/posix-character-classes/-/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
@@ -5209,7 +5237,7 @@ react-dom@^16.2.0:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
     prop-types "^15.6.2"
-    scheduler "^0.10.0"
+    schedule "^0.5.0"
 
 react@^16.2.0:
   version "16.5.2"
@@ -5218,7 +5246,7 @@ react@^16.2.0:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
     prop-types "^15.6.2"
-    scheduler "^0.10.0"
+    schedule "^0.5.0"
 
 read-pkg-up@^1.0.1:
   version "1.0.1"
@@ -5331,9 +5359,10 @@ regex-not@^1.0.0, regex-not@^1.0.2:
     extend-shallow "^3.0.2"
     safe-regex "^1.1.0"
 
-regexpp@^1.0.1:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/regexpp/-/regexpp-1.1.0.tgz#0e3516dd0b7904f413d2d4193dce4618c3a689ab"
+regexpp@^2.0.0, regexpp@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/regexpp/-/regexpp-2.0.1.tgz#8d19d31cf632482b589049f8281f93dbcba4d07f"
+  integrity sha512-lv0M6+TkDVniA3aD1Eg0DVpfU/booSu7Eev3TDO/mZKHBfVjgCGTV4t4buppESEYDtkArYFOxTJWv6S5C+iaNw==
 
 regexpu-core@^2.0.0:
   version "2.0.0"
@@ -5431,25 +5460,24 @@ require-from-string@^1.1.0:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/require-from-string/-/require-from-string-1.2.1.tgz#529c9ccef27380adfec9a2f965b649bbee636418"
 
+require-from-string@^2.0.0:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/require-from-string/-/require-from-string-2.0.2.tgz#89a7fdd938261267318eafe14f9c32e598c36909"
+  integrity sha512-Xf0nWe6RseziFMu+Ap9biiUbmplq6S9/p+7w7YXP/JBHhrUDDUhwa+vANyubuqfZWTveU//DYVGsDG7RKL/vEw==
+
 require-main-filename@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-1.0.1.tgz#97f717b69d48784f5f526a6c5aa8ffdda055a4d1"
 
-require-uncached@^1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/require-uncached/-/require-uncached-1.0.3.tgz#4e0d56d6c9662fd31e43011c4b95aa49955421d3"
-  dependencies:
-    caller-path "^0.1.0"
-    resolve-from "^1.0.0"
-
-resolve-from@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-1.0.1.tgz#26cbfe935d1aeeeabb29bc3fe5aeb01e93d44226"
-
 resolve-from@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-2.0.0.tgz#9480ab20e94ffa1d9e80a804c7ea147611966b57"
 
+resolve-from@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-4.0.0.tgz#4abcd852ad32dd7baabfe9b40e00a36db5f392e6"
+  integrity sha512-pb/MYmXstAkysRFx8piNI1tGFNQIFA3vkE3Gq4EuA1dF6gHp/+vgZqsCGJapvy8N3Q+4o7FwvquPJcnZ7RYy4g==
+
 resolve-url@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/resolve-url/-/resolve-url-0.2.1.tgz#2c637fe77c893afd2a663fe21aa9080068e2052a"
@@ -5522,15 +5550,12 @@ rustbn.js@~0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/rustbn.js/-/rustbn.js-0.2.0.tgz#8082cb886e707155fd1cb6f23bd591ab8d55d0ca"
 
-rx-lite-aggregates@^4.0.8:
-  version "4.0.8"
-  resolved "https://registry.yarnpkg.com/rx-lite-aggregates/-/rx-lite-aggregates-4.0.8.tgz#753b87a89a11c95467c4ac1626c4efc4e05c67be"
+rxjs@^6.4.0:
+  version "6.4.0"
+  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.4.0.tgz#f3bb0fe7bda7fb69deac0c16f17b50b0b8790504"
+  integrity sha512-Z9Yfa11F6B9Sg/BK9MnqnQ+aQYicPLtilXBp2yUtDt2JRCE0h26d33EnfO3ZxoNxG0T92OUucP3Ct7cpfkdFfw==
   dependencies:
-    rx-lite "*"
-
-rx-lite@*, rx-lite@^4.0.8:
-  version "4.0.8"
-  resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-4.0.8.tgz#0b1e11af8bc44836f04a6407e92da42467b79444"
+    tslib "^1.9.0"
 
 safe-buffer@5.1.2, safe-buffer@^5.0.1, safe-buffer@^5.1.0, safe-buffer@^5.1.1, safe-buffer@^5.1.2, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
@@ -5574,9 +5599,10 @@ scandirectory@^2.5.0:
     safefs "^3.1.2"
     taskgroup "^4.0.5"
 
-schedule@^0.5.0:
-  version "0.5.0"
-  resolved "https://registry.yarnpkg.com/schedule/-/schedule-0.5.0.tgz#c128fffa0b402488b08b55ae74bb9df55cc29cc8"
+scheduler@^0.10.0:
+  version "0.10.0"
+  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.10.0.tgz#7988de90fe7edccc774ea175a783e69c40c521e1"
+  integrity sha512-+TSTVTCBAA3h8Anei3haDc1IRwMeDmtI/y/o3iBe3Mjl2vwYF9DtPDt929HyRmV/e7au7CLu8sc4C4W0VOs29w==
   dependencies:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
@@ -5585,9 +5611,10 @@ scrypt-async@^1.2.0:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/scrypt-async/-/scrypt-async-1.3.1.tgz#a11fd6fac981b4b823ee01dee0221169500ddae9"
 
-scrypt-js@2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/scrypt-js/-/scrypt-js-2.0.3.tgz#bb0040be03043da9a012a2cea9fc9f852cfc87d4"
+scrypt-js@2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/scrypt-js/-/scrypt-js-2.0.4.tgz#32f8c5149f0797672e551c07e230f834b6af5f16"
+  integrity sha512-4KsaGcPnuhtCZQCxFxN3GVYIhKFPTdLd8PLC552XwbMndtD0cjRFAhDuuydXQ0h08ZfPgzqe6EKHozpuH74iDw==
 
 scrypt.js@0.2.0, scrypt.js@^0.2.0:
   version "0.2.0"
@@ -5773,10 +5800,13 @@ slash@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/slash/-/slash-1.0.0.tgz#c41f2f6c39fc16d1cd17ad4b5d896114ae470d55"
 
-slice-ansi@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/slice-ansi/-/slice-ansi-1.0.0.tgz#044f1a49d8842ff307aad6b505ed178bd950134d"
+slice-ansi@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/slice-ansi/-/slice-ansi-2.1.0.tgz#cacd7693461a637a5788d92a7dd4fba068e81636"
+  integrity sha512-Qu+VC3EwYLldKa1fCxuuvULvSJOKEgk9pi8dZeCVK7TqBfUNTH4sFkk4joj8afVSfAYgJoSOetjx9QWOJ5mYoQ==
   dependencies:
+    ansi-styles "^3.2.0"
+    astral-regex "^1.0.0"
     is-fullwidth-code-point "^2.0.0"
 
 snapdragon-node@^2.0.1:
@@ -5829,15 +5859,17 @@ sol-merger@^0.1.2:
     fs-extra "^4.0.2"
     glob "^7.1.2"
 
-solc@0.4.24:
-  version "0.4.24"
-  resolved "https://registry.yarnpkg.com/solc/-/solc-0.4.24.tgz#354f14b269b38cbaa82a47d1ff151723502b954e"
+solc@0.5.0:
+  version "0.5.0"
+  resolved "https://registry.yarnpkg.com/solc/-/solc-0.5.0.tgz#2deb2ae992acac3afb909f85c38d00f01dcb335e"
+  integrity sha512-mdLHDl9WeYrN+FIKcMc9PlPfnA9DG9ur5QpCDKcv6VC4RINAsTF4EMuXMZMKoQTvZhtLyJIVH/BZ+KU830Z8Xg==
   dependencies:
     fs-extra "^0.30.0"
+    keccak "^1.0.2"
     memorystream "^0.3.1"
-    require-from-string "^1.1.0"
-    semver "^5.3.0"
-    yargs "^4.7.1"
+    require-from-string "^2.0.0"
+    semver "^5.5.0"
+    yargs "^11.0.0"
 
 solc@^0.4.19, solc@^0.4.2, solc@^0.4.24:
   version "0.4.25"
@@ -6084,6 +6116,15 @@ string-width@^1.0.1:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
+string-width@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-3.0.0.tgz#5a1690a57cc78211fffd9bf24bbe24d090604eb1"
+  integrity sha512-rr8CUxBbvOZDUvc5lNIJ+OC1nPVpz+Siw9VBtUjB9b6jZehZLFt0JMCZzShFHIsI8cbhm0EsNIfWJMFV3cu3Ew==
+  dependencies:
+    emoji-regex "^7.0.1"
+    is-fullwidth-code-point "^2.0.0"
+    strip-ansi "^5.0.0"
+
 string.prototype.trim@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/string.prototype.trim/-/string.prototype.trim-1.1.2.tgz#d04de2c89e137f4d7d206f086b5ed2fae6be8cea"
@@ -6114,6 +6155,13 @@ strip-ansi@^4.0.0:
   dependencies:
     ansi-regex "^3.0.0"
 
+strip-ansi@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-5.0.0.tgz#f78f68b5d0866c20b2c9b8c61b5298508dc8756f"
+  integrity sha512-Uu7gQyZI7J7gn5qLn1Np3G9vcYGTVqB+lFTytnDJv83dd8T22aGH451P3jueT2/QemInJDfxHB5Tde5OzgG1Ow==
+  dependencies:
+    ansi-regex "^4.0.0"
+
 strip-bom@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-2.0.0.tgz#6219a85616520491f35788bdbf1447a99c7e6b0e"
@@ -6196,14 +6244,15 @@ swarm-js@0.1.37:
     tar.gz "^1.0.5"
     xhr-request-promise "^0.1.2"
 
-table@4.0.2:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/table/-/table-4.0.2.tgz#a33447375391e766ad34d3486e6e2aedc84d2e36"
+table@^5.0.2:
+  version "5.2.3"
+  resolved "https://registry.yarnpkg.com/table/-/table-5.2.3.tgz#cde0cc6eb06751c009efab27e8c820ca5b67b7f2"
+  integrity sha512-N2RsDAMvDLvYwFcwbPyF3VmVSSkuF+G1e+8inhBLtHpvwXGw4QRPEZhihQNeEN0i1up6/f6ObCJXNdlRG3YVyQ==
   dependencies:
-    ajv "^6.5.3"
-    lodash "^4.17.10"
-    slice-ansi "1.0.0"
-    string-width "^2.1.1"
+    ajv "^6.9.1"
+    lodash "^4.17.11"
+    slice-ansi "^2.1.0"
+    string-width "^3.0.0"
 
 tapable@^0.2.7:
   version "0.2.8"
@@ -6408,9 +6457,10 @@ truffle-error@^0.0.3:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/truffle-error/-/truffle-error-0.0.3.tgz#4bf55242e14deee1c7194932709182deff2c97ca"
 
-truffle-hdwallet-provider-privkey@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/truffle-hdwallet-provider-privkey/-/truffle-hdwallet-provider-privkey-0.1.0.tgz#9417047a74ad37d923df926154b6486ffb57f6c9"
+truffle-hdwallet-provider-privkey@0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/truffle-hdwallet-provider-privkey/-/truffle-hdwallet-provider-privkey-0.2.0.tgz#91e9e8a6a5005970a5b442fa89fc198ecd1f71ef"
+  integrity sha512-p4dCmB/roQaHaRMe7Ihej4/Cdmq7Usi6aZsPv/cc2x7S5bYLSwwpgQBdjz4PjPSgNh8zqLte6ZhWkkW1CEq1iQ==
   dependencies:
     ethereumjs-tx "^1.3.4"
     ethereumjs-wallet "^0.6.0"
@@ -6425,13 +6475,15 @@ truffle-wallet-provider@0.0.5:
     web3 "^0.18.2"
     web3-provider-engine "^8.4.0"
 
-truffle@4.1.14:
-  version "4.1.14"
-  resolved "https://registry.yarnpkg.com/truffle/-/truffle-4.1.14.tgz#8d2c298e29abf9b1e486e44ff9faca6d34bb9030"
+truffle@5.0.4:
+  version "5.0.4"
+  resolved "https://registry.yarnpkg.com/truffle/-/truffle-5.0.4.tgz#fc68cb6a6a35b46a7ca69eca7b64d161b491db3d"
+  integrity sha512-pZYFbU10Hb6PiTalJm+dB6s1qIZjE5qc0ux5fIgQ7Nj24zDrlYmOYruP3yhuqywwzr3PUHGPxr6hXuje0BFYoA==
   dependencies:
+    app-module-path "^2.2.0"
     mocha "^4.1.0"
     original-require "1.0.1"
-    solc "0.4.24"
+    solc "0.5.0"
 
 tslib@^1.9.0:
   version "1.9.3"
@@ -6489,10 +6541,6 @@ typedarray-to-buffer@^3.1.2:
   dependencies:
     is-typedarray "^1.0.0"
 
-typedarray@^0.0.6:
-  version "0.0.6"
-  resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
-
 uglify-js@^2.8.29:
   version "2.8.29"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.8.29.tgz#29c5733148057bb4e1f75df35b7a9cb72e6a59dd"