feat: drop node v4

gajus · gajus · commit 44463ea84bf8 · 2017-05-28T17:38:36.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -2,10 +2,8 @@ language: node_js
 node_js:
   - 7
   - 6
-  - 4
 before_install:
   - npm config set depth 0
-  - npm install --global npm@4
 script:
   - npm run test
   - npm run lint
diff --git a/src/.babelrc b/src/.babelrc
@@ -8,7 +8,6 @@
     [
       "env",
       {
-        "debug": true,
         "targets": {
           "browsers": [
             "last 2 version",
