chore(ci): use node 4 instead of 5

Author: filipesilva

.appveyor.yml

@@ -1,13 +1,14 @@
 environment:
   matrix:
-  - nodejs_version: "5.0"
+  - nodejs_version: "4.0"
   - nodejs_version: "6.0"
 
 matrix:
   fast_finish: true
 
 install:
   - ps: Install-Product node $env:nodejs_version
+  - npm install -g npm
   - npm install
 
 test_script:

.travis.yml

@@ -2,8 +2,8 @@ dist: trusty
 sudo: required
 language: node_js
 node_js:
-  - "5"
-  - "6"
+  - "4"
+  
 os:
   - linux
   - osx
@@ -20,25 +20,31 @@ env:
 matrix:
   fast_finish: true
   allow_failures:
+    - node_js: "5"
     - os: osx
     - env: NODE_SCRIPT="tests/e2e_runner.js --nightly"
   exclude:
-    - node_js: "6"
-      env: SCRIPT=lint
+    - node_js: "5"
     - os: osx
-      env: NODE_SCRIPT="tests/e2e_runner.js --nightly"
+  include:
+    - node_js: "5"
+      os: linux
+      env: SCRIPT=test
+    - node_js: "5"
+      os: linux
+      env: NODE_SCRIPT=tests/e2e_runner.js
+    - node_js: "4"
+      os: osx
+      env: SCRIPT=test
+    - node_js: "4"
+      os: osx
+      env: NODE_SCRIPT=tests/e2e_runner.js
     - node_js: "6"
-      env: NODE_SCRIPT="tests/e2e_runner.js --nightly"
-    - os: osx
-      node_js: "5"
-      env: SCRIPT=lint
+      os: osx
+      env: SCRIPT=test
     - node_js: "6"
-      env: SCRIPT=build
-    - os: osx
-      node_js: "5"
-      env: SCRIPT=build
-    - os: osx
-      env: TARGET=mobile SCRIPT=mobile_test
+      os: osx
+      env: NODE_SCRIPT=tests/e2e_runner.js
 
 before_install:
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update; fi
@@ -50,6 +56,7 @@ before_install:
   - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then export CHROME_BIN=chromium-browser; fi
   - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then echo "--no-sandbox" > ~/.config/chromium-flags.conf; fi
   - if [[ "$TARGET" == "mobile" ]]; then export MOBILE_TEST=true; fi
+  - npm install -g npm
   - npm config set spin false
   - npm config set progress false