[behavior][wrt]move wrt-webfeature-tizen-test to behavior

[Detailed commit message (if have)]
Impacted TCs num(approved): move all tcs to behavior
Unit test platform: [tizen]
Unit test result summary: Pack to wgt and run all tcs show normarlly
Merge pull request #495 from linshen/update-behavior-webfeat

[behavior][wrt]move wrt-webfeature-tizen-test to behavior