improve types of handlers

package.json

@@ -13,39 +13,39 @@
     "url": "https://github.com/planttheidea/unchanged/issues"
   },
   "dependencies": {
-    "curriable": "^1.2.4",
-    "pathington": "^1.1.5"
+    "curriable": "^1.3.0",
+    "pathington": "^1.1.7"
   },
   "description": "A tiny, fast, unopinionated handler for updating JS objects and arrays immutably",
   "devDependencies": {
-    "@types/jest": "^23.3.12",
-    "@types/node": "^10.12.18",
-    "@types/ramda": "^0.25.45",
-    "@types/react": "^16.7.18",
+    "@types/jest": "^24.0.15",
+    "@types/node": "^12.6.1",
+    "@types/ramda": "^0.26.15",
+    "@types/react": "^16.8.23",
     "benchmark": "^2.1.4",
     "cli-table": "^0.3.1",
-    "eslint": "^5.12.0",
+    "eslint": "^6.0.1",
     "html-webpack-plugin": "^3.2.0",
     "in-publish": "^2.0.0",
-    "jest": "^23.6.0",
+    "jest": "^24.8.0",
     "lodash": "^4.17.10",
-    "nyc": "^13.0.1",
+    "nyc": "^14.1.1",
     "ramda": "^0.26.1",
-    "react": "^16.7.0",
-    "react-dom": "^16.4.2",
-    "rollup": "^1.1.0",
-    "rollup-plugin-node-resolve": "^4.0.0",
-    "rollup-plugin-terser": "^4.0.2",
-    "rollup-plugin-typescript2": "^0.18.1",
-    "ts-jest": "^23.10.4",
-    "ts-loader": "^5.3.3",
-    "tslint": "^5.11.0",
+    "react": "^16.8.6",
+    "react-dom": "^16.8.6",
+    "rollup": "^1.16.6",
+    "rollup-plugin-node-resolve": "^5.2.0",
+    "rollup-plugin-terser": "^5.1.1",
+    "rollup-plugin-typescript2": "^0.21.2",
+    "ts-jest": "^24.0.2",
+    "ts-loader": "^6.0.4",
+    "tslint": "^5.18.0",
     "tslint-config-airbnb": "^5.11.0",
     "tslint-loader": "^3.5.4",
-    "typescript": "^3.1.3",
-    "webpack": "^4.16.5",
-    "webpack-cli": "^3.2.0",
-    "webpack-dev-server": "^3.1.5"
+    "typescript": "^3.5.3",
+    "webpack": "^4.35.3",
+    "webpack-cli": "^3.3.5",
+    "webpack-dev-server": "^3.7.2"
   },
   "keywords": [
     "immutable",