[wrt] Update TCs step for XWALK-1146&XWALK-1729
[embeddingapi] Add tests xml for sampleapp embedding

- Add tests.full.xml and tests.android.xml for sampleapp
Merge pull request #352 from xinliux/xinliux/embedding-testsxml

[embeddingapi] Add tests xml for sampleapp embedding
[webapi] Limit http redirect for web testing service
[misc] change the value of component from 'sanity' to 'usecase' in xml

Unit test result summary: Pass 0, Fail 0, Block 0
Merge pull request #348 from haoxli/haoxli/wts/redirect

[webapi] Limit http redirect for web testing service
Merge pull request #358 from minxhuang/hm/misc/webapi-usecase-w3c-tests

[misc] change the value of component from 'sanity' to 'usecase' in xml
Merge pull request #347 from yufeichen/yufeichen/wrt/update-TCs-step-for-XWALK-1146-XWALK-1729

[wrt] Update TCs step for XWALK-1146&XWALK-1729