[wrt] Update pack.sh for wrt-internetstdmanu-android-tests
[usecase-webapi] Improve SystemInfo usecase

- Adjust the case with screen view

Impacted tests(approved): new 0, update 1, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 1, fail 0, block 0
[usecase-webapi] improve ResourceTime w3c usecase

- Show image after loading it
- Use li to format the information

Impacted tests(designed|approved): new 0, update 1, delete 0
Unit test platform: [Tizen IVI][Android]
Unit test result summary: pass 1, fail 0, block 0
[usecase-webapi] Improve MediaQueries w3c usecase

- Update the content description
- Change the page interface and add details for every button

Impacted tests(approved): new 0, update 1, delete 0
Unit test platform: [Tizen IVI][Android]
Unit test result summary: pass 1, fail 0, block 0
[embedding][XWALK-1052] Leverage unit tests about XWalkExtension interface

- Add 3 cases about tests for extension api according to the developer's unit tests.

Impacted tests(approved): new 3, update 0, delete 0
Unit test platform: [Android]
Unit test result summary: pass 3, fail 0, block 0
[usecase-webapi][XWALK-2252] Correct the description of 5th subcase about Flexible

Impacted tests(approved): new 0, update 1, delete 0
Unit test platform: [Tizen IVI][Android]
Unit test result summary: pass 1, fail 0, block 0
[webapi] update unitcommon.js for w3c nfc

- remove useless functions
- correct some type mistakes
- Failure analysis: nfc does not support

Impacted tests(approved): new 0, update 0, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 0, fail 12, block 0
[misc] Recover test files integrated from Blink LayoutTests

- https://github.com/crosswalk-project/blink-crosswalk/tree/master/LayoutTests
- https://github.com/crosswalk-project/crosswalk-test-suite/pull/635
[misc] Update navigator.language test files

to reflect current being code structure
[usecase-webapi] Improve usecase for updating set name

- Categery:follow tizen.org catgory, update follow the set name
Merge pull request #655 from zhangjingx/zjx/webapi/nfc_modify

[webapi] update unitcommon.js for w3c nfc
[usecase-webapi] Improve FileSystem usecase

- Delete the exist file before creating the file again

Impacted tests(approved): new 0, update 1, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 1, fail 0, block 0
[misc] Describe why need tests for NavigatorLanguage
[webapi][XWALK-1877] Fix bug of sso.

- Block Reason: tizen.sso not implement.

Impacted tests(approved): New 28, Update 0, Delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: Pass 0, Fail 0, Block 28
Merge pull request #656 from minxhuang/hm/webapi/sso-hotfix

[webapi][XWALK-1877] Fix bug of sso.
Merge pull request #657 from xinliux/xinliux/usecase/set-name

[usecase-webapi] Improve usecase for updating set name
Merge pull request #658 from zqzhang/zqzhang/pr635

[misc] Polish #635 of the NavigatorLanguage tests
[webapi][XWALK-2240] Fix bug for mediaRenderer

- Modify the id property of application element
- Failure analysis: MediaRenderer does not support

Impacted tests(approved): new 0, update 0, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 0, fail 4, block 40
Merge pull request #638 from yunxliu/yunxliu/misc/mediaRenderer_update

[webapi][XWALK-2240] Fix bug for mediaRenderer
Merge pull request #634 from kangxu/kangxu/wrt/wrt-internetstdmanu-android-tests/updateScript

[wrt] Update pack.sh for wrt-internetstdmanu-android-tests