ci(travis): Drop NodeJS 0.12 support officially & remove from CI Matr…

…ix (#3605)

.eslintrc

@@ -4,7 +4,8 @@
 		"eslint:recommended"
 	],
 	"env": {
-		"node": true
+		"node": true,
+		"es6": true
 	},
 	"rules": {
 		"strict": 0,

.travis.yml

@@ -20,9 +20,6 @@ matrix:
     - os: linux
       node_js: "4"
       env: NO_WATCH_TESTS=1 JOB_PART=test
-    - os: linux
-      node_js: "v0.12.17"
-      env: NO_WATCH_TESTS=1 JOB_PART=test
     - os: osx
       node_js: "7"
       env: NO_WATCH_TESTS=1 JOB_PART=test
@@ -33,7 +30,6 @@ matrix:
       node_js: "4"
       env: NO_WATCH_TESTS=1 JOB_PART=test
   allow_failures:
-    - node_js: "v0.12.17"
     - os: osx
   fast_finish: true
 

ci/travis-install.sh

@@ -1,8 +1,5 @@
 #!/bin/bash
 set -ev
 
-if [ "$TRAVIS_NODE_VERSION" == "v0.12.17" ]; then 
-    npm install --force && npm link && npm link webpack;
-else 
-    npm install yarn -g && yarn install && yarn link || true && yarn link webpack;
-fi
+npm install yarn -g && yarn install && yarn link || true && yarn link webpack;
+