Use node version 6.11.1 (#106)

ctumolosus · web-flow · commit 445dc5ddec73 · 2017-07-13T16:16:36.000-04:00
* Update .travis.yml to use node version 6.11.1

* Add .nvmrc file

* Just use latest 6 version in Travis
diff --git a/.nvmrc b/.nvmrc
@@ -0,0 +1 @@
+6.11.1
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - "6.2.1"
+  - "6"
 cache:
   directories:
     - node_modules
