updated deps. remove support for node < 6

Author: mreinstein

.travis.yml

@@ -3,14 +3,10 @@ sudo: false
 language: node_js
 
 node_js:
-- '0.10'
-- '0.12'
-- '1'
-- '2'
-- '3'
-- '4'
-- '5'
 - '6'
+- '7'
+- '8'
+- '9'
 
 env:
   global:
@@ -19,25 +15,25 @@ env:
 
 matrix:
   include:
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=chrome BROWSER_VERSION=latest
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=chrome BROWSER_VERSION=29
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=firefox BROWSER_VERSION=latest
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=opera BROWSER_VERSION=latest
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=safari BROWSER_VERSION=latest
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=safari BROWSER_VERSION=7
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=safari BROWSER_VERSION=6
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=safari BROWSER_VERSION=5
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=ie BROWSER_VERSION=11
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=ie BROWSER_VERSION=10
-  - node_js: '0.10'
+  - node_js: '6'
     env: BROWSER_NAME=ie BROWSER_VERSION=9