add io.js 2.0.0 on windows [publish binary]

CHANGELOG.md

 # Changelog
 
+## 3.0.7
+
+ - Fixed build regression against ARM and i386 linux
+ - Upgraded node-pre-gyp@0.6.6
+ - Added support for io.js 2.0.0
+
 ## 3.0.6
 
  - Upgraded node-pre-gyp@0.6.5

appveyor.yml

@@ -22,6 +22,12 @@ environment:
     - nodejs_version: 1.8.1
       platform: x64
       msvs_toolset: 12
+    - nodejs_version: 2.0.0
+      platform: x64
+      msvs_toolset: 12
+    - nodejs_version: 2.0.0
+      platform: x86
+      msvs_toolset: 12
     # custom visual studio 2014 builds
     - nodejs_version: 0.10.33
       platform: x86