[webapi] Add 52 TCs for native file api
Impacted Suites: webapi-nativefilesystem-xwalk-tests
Impacted TCs num: New 52, update 0, deleted 0
Unit test Platform: IVI
IVI test result summary: Pass 0, Fail 52, Blocked 0

Fail Reason:
All cases are designed, because the Native File API is not ready. Jira link: https://crosswalk-project.org/jira/browse/XWALK-672
[webapi] Add 20 TCs for Performance Timeline
[misc-sanity] Remove Hash item from AppURI

The URI of AppURI test page in sanity app don't have Hash value, so we remove this item otherwise this item will be none always.
[webapi] Add 24 TCs for IAP
[misc] Add sanity test for dlna
[wrt] Update automation scripts for wrt-rtbinauto-tizen-tests
[behavior][XWALK-1647] Update the file path for csp
[webapi] Fixed XWALK-1790 by modifying presentation sub directory name
[webapi] add 16 TCs for gamepad

Impacted Suites: webapi-gamepad-w3c-tests
Impacted TCs num: New 16, Update 0, Delete 0
Unit test Platform: Android
Android test result summary: Pass 1, Fail 15, Blocked 0

Comments:
1. The TCs is base on the Firefox browser.
2. The fail reason is the gamepad can't connect to the android now.
3. The result on Firefox is Pass 14, Fail 2, Blocked 0, fail reason is the timestamp attribute of gamepad does not exist.
Merge pull request #251 from jshentux/jshentux/misc/sanity-appuri-update

[misc-sanity] Remove Hash item from AppURI
Merge pull request #261 from kangxu/kangxu/wrt/wrt-rtbinauto-tizen-tests/update

[wrt] Update automation scripts for wrt-rtbinauto-tizen-tests
Merge pull request #253 from JianfengXu/xujf/webapi/gamepad

[webapi] add 16 TCs for gamepad
[wrt][XWALK-1649] Add 6 TCs for multi user support
Merge pull request #247 from yunxliu/yunxliu/webapi/performance_timeline

[webapi] Add 20 TCs for Performance Timeline
Merge pull request #250 from yunxliu/yunxliu/webapi/iap

[webapi] Add 24 TCs for IAP
[webapi] Changet the TCs status to designed

Impacted Suites: webapi-gamepad-w3c-tests
Impacted TCs num: New 0, Update 16, Delete 0
Unit test Platform: Andriod
Andriod test result summary: Pass 0, Fail 0, Blocked 0

Comments:
1.Beacuse the feature moved to V8, all the TCs status have been changed to designed.
Move webtestservice source into crosswalk-project/web-testing-service.git .
Merge pull request #266 from yufeichen/yufeichen/wrt-add-multi-user-support

[wrt][XWALK-1649] Add 6 TCs for multi user support
[misc-usecase] Update the description of webspeech
Merge pull request #267 from BruceDai/removewebtestingservice

Move webtestingservice source into crosswalk-project/web-testing-service repo .