[misc] Add a usecase for time

Impacted TCs num(approved): New 1, Update 0, Delete 0
Unit test Platform: [Tizen IVI]
Test result summary: Pass 1, Fail 0, Blocked 0
[wrt] Change test suite format from xpk to wgt

Signed-off-by: Hao yunfeix <yunfeix.hao@intel.com>
[behavior] Change test suite format from xpk to wgt
[misc] Update WRT usecases for wrt-usecase-tizen-tests
[wrt] Update cases for format and test steps
Merge pull request #427 from kangxu/kangxu/wrt/wrt-integration-android-tests/updateSteps

[wrt] Update cases for format and test steps
Merge pull request #428 from wanghongjuan/wanghongjuan/misc/wrt-usecase
Merge pull request #412 from JianfengXu/xujf/misc/time

[misc] Add a usecase for time
[webapi][XWALK-428]Fix grammar issue for alarm

Impacted TCs num(approved): New 0, Update 1, Delete 0
Unit test Platform: [Tizen IVI]
Test result summary: Pass 1, Fail 0, Blocked 0
[wrt] Update test entry for 2 cases
[misc-usecase] Add a Tc for contact

- Add a contact TC for get contacts
- Failure analysis: tizen.contact does not support

Impacted tests(approved): new 1, update 0, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 0, fail 1, block 0
[wrt] Update expect result for test step
[wrt]fix wgt launch error,update wrt-commoni18n-webapp-tests config.xml

[Detailed commit message (if have)]
Impacted TCs num(approved): New 0, update 3, deleted  0
Unit test platform: [tizen]
Unit test result summary: Pass 3 , Fail  0, Blocked 0
[embedding][XWALK-895] Add new embedding api tests for xwalk

- This is the framework of unit tests for embedding api, use loadUrlSync.

Impated TCs num:New 0, Update 4, Delete 0

Unit test platform: android

Android Test result summary:pass 3,Fail 1,Blocked 0
Merge pull request #429 from linshen/update-i18n-webapp

[wrt]fix wgt launch error,update wrt-commoni18n-webapp-tests config.xml
Merge pull request #431 from kangxu/kangxu/wrt/wrt-rtlib-android-tests/updateEntry

[wrt] Update test entry for 2 cases
Merge pull request #433 from kangxu/kangxu/wrt/wrt-packertool-android-tests/updateSteps

[wrt] Update expect result for test step
[behavior]update xwalk to xwalk-launcher
[webapi] Change test suite format from xpk to wgt
Merge pull request #435 from JianfengXu/xujf/behavior/xwalk

[behavior]update xwalk to xwalk-launcher