Merge pull request #257 from rejas/update_dependencies

Update all dependencies

Author: avevlad

.travis.yml

@@ -1,8 +1,6 @@
 sudo: false
 language: node_js
 node_js:
-  - "0.10"
-  - "0.11"
-  - "0.12"
+  - "6"
   - "lts/*"
   - "stable"