[testtwf-shenzhen]Add tests for CSS3 UI resize property
[testtwf-shenzhen] Move tests to ttwf_shenzhen/intel/css3-ui

Signed-off-by: shiytan <shiyoux.tan@intel.com>
Add the 'interact' flag and remove 'dragging bottom-right'
Repair the user operation
Merge pull request #336 from shiytan/shiytan/resize

[testtwf-shenzhen]Add tests for CSS3 UI resize property