Clean up messageport-ivi which was missed by #487
Ignore backup files, generated files, etc
Remove vim "swap" files (.swp)

- Temporary files created by vim while you are editing a file
Merge pull request #506 from zqzhang/zqzhang/cleanup

Clean up messageport-ivi which was missed by #487 and auto-generated files
[webapi][XWALK-2101]update attribute name for audiosystem

- Fail Reason: The error callback is invoked.

Impacted TCs num(approved): New 0, Update 3, Delete 0
Unit test Platform: [Tizen-IVI]
Test result summary: Pass 0, Fail 3, Blocked 0
Merge pull request #507 from JianfengXu/xujf/audiosystem/2102

[webapi][XWALK-2101]update attribute name for audiosystem
[xwalkdriver] Add tests.xml for xwalkdriver tests

- Add tests.xml for testskit-lite
- Improve Android test steps
- Pack APK zip
Add WebAudio crashing sample
Merge pull request #515 from platogo/webaudio

WebAudio crashing sample
Merge pull request #479 from haoxli/haoxli/webdriver/tests.xml

[xwalkdriver] Add tests.xml for xwalkdriver tests