[misc-usecase][XWALK-1329] Fix issue for failed to switch to Full Screen mode
The iframe need to have 'allowfullscreen' attribute, otherwise the iframe can
not enter fullscreen mode

BUG=XWALK-1329
[embedding] Add new embedding sample app
[misc] Add usecase for SIMD

Impacted TCs (approved): New 1, Update 0, Delete 0
Unit test Platform: [Android],[Tizen IVI]
Android test result summary: Pass 1, Fail 0, Blocked 0
Tizen IVI test result summary: Pass 1, Fail 0, Blocked 0
Merge pull request #272 from JianfengXu/xujf/misc/simd

[misc] Add usecase for SIMD
[webapi] [XWALK-1214] Update tests for nacl
Merge pull request #269 from xinliux/xinliux/embedding

[embedding] Add new embedding sample app
Merge pull request #301 from kurli/fullscreen

[misc-usecase][XWALK-1329] Fix issue for failed to switch to Full Screen mode
[misc][XWALK-1103] Add a usecase for callhistory

- Because IVI is not support this spec, change the status to designed.

Impacted TCs (designed): New 1, Update 0, Delete 0
Unit test Platform: [Tizen IVI]
Tizen IVI test result summary: Pass 0 Fail 1, Blocked 0
Merge pull request #311 from wanghongjuan/wanghongjuan/webapi/nacl-update

[webapi] [XWALK-1214] Update tests for nacl
[webdriver] Enable W3C webdriver tests for xwalkdriver

- Add android app package
- Modify the run mode from remote to local
Merge pull request #314 from JianfengXu/xujf/misc/call

[misc][XWALK-1103] Add a usecase for callhistory
[webdriver] Update README
Merge pull request #316 from zqzhang/zqzhang/webdriver-readme

[webdriver] Update README
[misc-usecase][XWALK-1066] Add a Tc for messageport

- Add a messageport TC for send message
- Failure analysis: https://crosswalk-project.org/jira/browse/XWALK-1756
                      https://crosswalk-project.org/jira/browse/XWALK-1885

Impacted tests(approved): new 1, update 0, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 0, fail 1, block 0
Merge pull request #306 from yunxliu/yunxliu/misc/messageport

[misc-usecase][XWALK-1066] Add a Tc for messageport