[webapi] Update lockOrientation-basic.html converted from Blink Layout Test

- Integrate license info into the test file after <!DOCTYPE html>
- Update the spec link to reflect latest Blink implementation
- Remove the author Intel as we are not the original author
- TODO: update the test logic after Crosswalk rebases to Chromium 38
  https://chromium.googlesource.com/chromium/blink/+/master/LayoutTests/screen_orientation/lockOrientation-basic.html
Merge pull request #759 from zqzhang/zqzhang/screen-orientation-blink

[webapi] Update lockOrientation-basic.html converted from Blink Layout Test
[wrt] update icon size from 117 to 128

[Detailed commit message (if have)]
Impacted TCs num(approved): New 0, update 0, deleted 0
Unit test platform: [tizen]
Unit test result summary:
 wrt-manifest-tizen-test:Pass 248, Fail 0, Blocked 0
 packagemgt/digitatlsign:pack to xpk install/uninstall/launch pass
Merge pull request #760 from linshen/shen/wrt/mainifest-117-128

[wrt] update icon size from 117 to 128