Commit test.
Merge pull request #1 from iKevinHan/master

Commit test.
[XWALK] Basic framework
[XWALK-DRIVER]
[XWALK-DRIVER] refactor devtools_http_client module
[XWALK-DRIVER] remove junk files
[XWALK-DRIVER] add websocket from third party, refactor devtool_client_impl module
[XWALK-DRIVER]
[XWALK-DRIVER] refactor frame tracker
[XWALK-DRIVER] refactor navigation tracker
[XWALK-DRIVER] refactor debugger tracker
[XWALK-DRIVER] refactor geolocation override manager
[XWALK-DRIVER] refactor dom tracker
[XWALK-DRIVER] refactor heap snapshot taker
[XWALK-DRIVER] refactor javascript dialog manager
[XWALK-DRIVER] refactor web_view_impl
[XWALK-DRIVER]
[XWALK-DRIVER] add stub template and modify some arguments related with base::value as RETURN value
[XWALK-DRIVER] Complete DevTools side's module
Merge pull request #4 from wuyuehang/Beta0.1

Refactor Basic Framework Of Xwalkdriver[Beta0.1] In Python 2.7