chore(ci): remove node4 test targets from travis-ci (#270) r=vladikoff

Author: seanmonstar

.travis.yml

@@ -1,12 +1,10 @@
 language: node_js
 
 node_js:
- - "4"
  - "6"
  - "stable"
 
 dist: trusty
-sudo: required
 
 addons:
   apt:
@@ -30,7 +28,6 @@ notifications:
     skip_join: false
 
 before_install:
-  - if [ "$TRAVIS_NODE_VERSION" == "0.10" ]; then npm install -g npm@2; fi
   - npm config set spin false
 
 before_script:

package.json

@@ -12,7 +12,7 @@
   },
   "scripts": {
     "outdated": "npm outdated --depth 0",
-    "shrinkwrap": "npmshrink",
+    "shrink": "npmshrink",
     "start": "node ./bin/db_patcher.js >/dev/null && node ./bin/server.js",
     "start-mem": "node ./bin/mem",
     "test": "npm run test-mysql && npm run test-mem && npm run test-server",