[WinDX] IsMouseVisible in-bounding bug fix
[WinDX] IsMouseVisible in-bounding bug fix
[WinGL] IsMouseVisible in-bounding bug fix
[WinGL] IsMouseVisible in-bounding bug fix
[WinDX] small fix
[WinGL] small fix
Merge pull request #1460 from xanather/develop

[WinDX] + [WinGL]: IsMouseVisible in-bounding bug fix
Merge branch 'develop' into multiwin