[usecase-wrt] Fix issue for SchemeContent android
[embedding][XWALK-2381] Change loadAppFromManifest mode to sync and improve pack.sh and loadUrl

Impacted tests(approved): new 0, update 1, delete 0
Unit test platform: [Android]
Unit test result summary: pass 84, fail 18, block 4
[wrt]update tcs for tct-pm-wrt-tests

[Detailed commit message (if have)]
Impacted TCs num(approved): New 0, update 2, deleted  0
Unit test platform: [tizen]
Unit test result summary: Pass 1, Fail 1, Blocked 0
Fail: wrt_pm_dataStored_Update.sh  WGT can not update.
BUGID:https://crosswalk-project.org/jira/browse/XWALK-2249
Merge pull request #799 from linshen/wrt/wrt-pm

[wrt]update tcs for tct-pm-wrt-tests
[script] Update pack.py to add icon-opt for usecase

Signed-off-by: Hao yunfeix <yunfeix.hao@intel.com>
Merge pull request #802 from haoyunfeix/yunfei/add-icon-opt-to-pack-script

[script] Update pack.py to add icon-opt for usecase
[script] Update pack.py to fix icon-opt issue

Signed-off-by: Hao yunfeix <yunfeix.hao@intel.com>
Merge pull request #795 from kangxu/kangxu/usecase/wrt-usecase-android-tests/fixIssue2

[usecase-wrt] Update case for SchemeContent android
Merge pull request #805 from haoyunfeix/yunfei/update-icon-opt-issue-for-script

[script] Update pack.py to fix icon-opt issue
[usecase-wrt][XWALK-2058]Add remote debuggting to usercase

[Detailed commit message (if have)]
Impacted TCs num(approved): New 1, update 0, deleted 0
Unit test platform: [tizen]
Unit test result summary: Pass 1, Fail , Blocked 0
[wrt-usecase][xwalk-2332/2413] Add one test

Impacted TCs num(approved): New 1, Update 0, Delete 0
Unit test Platform: Android
Android test result summary: Pass 1, Fail 0, Block 0
[usecase-wrt] Update suite.json for wrt-usecase-android-tests
Merge pull request #800 from wanghongjuan/wanghongjuan/wrt/xwalk-2413

[wrt-usecase][xwalk-2332/2413] Add one test
Merge pull request #806 from kangxu/kangxu/usecase/wrt-usecase-android-tests/updateJson

[usecase-wrt] Update suite.json for wrt-usecase-android-tests
Merge pull request #804 from linshen/shen/misc/wrt-usecase

[usecase-wrt][XWALK-2058]Add remote debuggting to usercase
[usecase-webapi] Remove two unused subcase tags for usecase

Impacted TCs num(approved): New 0, Update 2, Delete 0
Unit test Platform: [Andriod]
Unit test result summary: Pass 2, Fail 0, Blocked 0
Merge pull request #807 from JianfengXu/xujf/usecase/subcase

[usecase-webapi] Remove two unused subcase tags for usecase
Merge pull request #771 from zhuyongyong/yongzhu/embeddingAPI-tests/loadUrl

[embedding][XWALK-2381] Change loadAppFromManifest mode to sync and improve pack.sh