chore: switch to yarn

Author: gkalpak

Diff for: .gitignore

@@ -3,3 +3,4 @@
 /node_modules/
 /dist/
 /.idea/
+/yarn-error.log

Diff for: .travis.yml

@@ -1,6 +1,10 @@
+sudo: false
 language: node_js
 node_js:
-  - 0.10
+  - 6
+
+cache: yarn
+
 env:
   matrix:
     - VERSION=1.2
@@ -15,9 +19,8 @@ env:
 install:
   - mkdir -p $LOGS_DIR
   - ./scripts/sauce_connect_setup.sh
-  - npm install -g npm
-  - npm install
-  - ./npm-install.sh
+  - yarn install --ignore-engines
+  - ./scripts/npm-install.sh
   - ./scripts/wait_for_browser_provider.sh
 
 script:

Diff for: npm-install.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+cd "`dirname $0`/.."
+yarn add angular@$VERSION angular-mocks@$VERSION angular-route@$VERSION --ignore-engines
+cd -

Diff for: scripts/npm-install.sh

@@ -3,13 +3,13 @@ SCRIPT_DIR=$(dirname $0)
 cd $SCRIPT_DIR/..
 
 # Build
-yarn build
+yarn build --ignore-engines
 
 # Run unit tests
 SAUCE_ACCESS_KEY=`echo $SAUCE_ACCESS_KEY | rev`
-yarn test-unit -- --sauce
+yarn test-unit --ignore-engines -- --sauce
 
 # Run e2e tests
-yarn test-e2e
+yarn test-e2e --ignore-engines
 
 wait %2