[webapi][XWALK-1195] Add 44 tests for mediaRenderer

- Add 44 tests for mediaRenderer
- Failure analysis: MediaRenderer does not support

Impacted tests(approved): new 44, update 0, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 0, fail 4, block 40
extract some common steps into libiary
Update pack script and BDD test framework.
[webapi][XWALK-432] Add 58 Tcs for nfc

- Failure analysis: nfc does not support

Impacted tests(approved/designed): new 58, update 0, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 0, fail 12, block 0
[wrt]update manual/auto test suite
Add check url and click element coords steps
[webapi][XWALK-562] Combine user.js and cssstyle.js to support.js
[wrt] Remove unused appsource and update tcs for packertoolmanu
[wrt] update all manual/auto test suite
Merge pull request #462 from zhangjingx/zhangjingx/webapi/nfc

[webapi][XWALK-432] Add 58 Tcs for nfc
Merge pull request #505 from yunxliu/yunxliu/webapi/mediaRenderer

[webapi][XWALK-1195] Add 44 tests for mediaRenderer
[usercase-webapi][XWALK-432] Add usecase for w3c nfc

-Fail Reason: nfc does not support
Impacted tests(designed): New 1, Update 0, Delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: Pass 0, Fail 1, Block 0
Update tests for atip new steps
[usecase-webapi] Add usecase for sso.

-Fail Reason: tizen.sso not implement.

Impacted tests(designed): New 1, Update 0, Delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: Pass 0, Fail 1, Block 0
Merge pull request #502 from zhangjingx/zhangjingx/misc/nfc

[usercase-webapi][XWALK-432] Add usecase for w3c nfc
Merge pull request #586 from kangxu/kangxu/wrt/wrt-packertoolmanu-android-tests/update

[wrt] Remove unused appsource and update tcs for packertoolmanu
Merge pull request #501 from minxhuang/hm/misc/usecase-tizen/sso

[usecase-webapi] Add usecase for sso.
Merge pull request #577 from linshen/update-wrt-tizen

[wrt]update manual/auto test suite
[wrt]Update testcase name in tests.xml

UT summary: Auto run all tcs ok.
[wrt] Rename suite and update tcs for wrt-webfeaturesmanu-android-tests