Merge pull request #65 from leplay/master

 add credits page
加上渠道包策略
Merge pull request #66 from zhangyaochun/master

加上渠道包策略
默认渠道包修改
Merge pull request #67 from zhangyaochun/master

默认渠道包修改
Recover the lost scripts...
Merge pull request #68 from windyarts/fix-wdapi

Recover the lost scripts...
Add event handler
Merge pull request #69 from windyarts/fix-wdapi

Add event handler
Weird lost id of inputs
Merge pull request #70 from windyarts/fix-wdapi

Weird lost id of inputs
Quite weird...
Merge pull request #71 from windyarts/fix-wdapi

Quite weird...
Update wording.
Merge pull request #72 from ivanzhaowy/master

Update wording.
fix apps in homepage