Merge pull request #8134 from andyque/removeDeplicatedFile

remove duplicated Win32InputBox.cpp/.h and add WebViewTest to win32
[AUTO][ci skip]: updating cocos2dx_files.json
Merge pull request #8135 from CocosRobot/update_cocosfiles_1411549411

[AUTO][ci skip]: updating cocos2dx_files.json
fix Class TextFieldTTF's keyboard input bug on WP8 platform
Merge pull request #8141 from huangshiwu/v3_wp8test

fix Class TextFieldTTF's keyboard input bug on WP8 platform