Merge remote-tracking branch 'origin/master' into test
Test checking in or out.

When the moving window in the title bar, print 'in' message in
debugView.
Merge branch 'test' of https://github.com/jun9358/ScreenDivider into test
Merge pull request #5 from jogunhee/test

Test
Merge pull request #1 from jun9358/test

Test