chore(ci): mark smoke tests as allowed failures on travis

They fail due to IE flakiness most of the time, see #1052.

.travis.yml

@@ -3,14 +3,19 @@ node_js:
   - "0.10"
 
 env:
-  matrix:
-    - JOB=smoke
-    - JOB=suite
   global:
     - SAUCE_USERNAME=angular-ci
     - SAUCE_ACCESS_KEY=9b988f434ff8-fbca-8aa4-4ae3-35442987
     - LOGS_DIR=/tmp/protractor-build/logs
     - BROWSER_PROVIDER_READY_FILE=/tmp/sauce-connect-ready
+  matrix:
+    - JOB=suite
+    - JOB=smoke
+
+matrix:
+  allow_failures:
+    - env: "JOB=smoke"
+
 
 before_script:
   - mkdir -p $LOGS_DIR

release.md

@@ -11,7 +11,7 @@ Say the previous release was 0.0.J, the current release is 0.0.K, and the next r
    - The versions in package.json/webdriverVersions should be up to date, and you should run `webdriver-manager update` locally.
    - The latest version of Chrome and Firefox should be used in spec/ciConf.js. All other browsers we support should be listed in spec/smokeConf.js.
 
- - Make sure [Travis](https://travis-ci.org/angular/protractor/builds) is passing
+ - Make sure [Travis](https://travis-ci.org/angular/protractor/builds) is passing. Note that there is an 'allowed failures' section in Travis - make sure that all failures are known.
 
  - Make sure `npm test` is passing (this runs more that just what is run on Travis)