Fixed possible exception in MediaLibrary on Windows 8
Fixed Windows 8 input dialog sliding out of the screen when keyboard is opened
Improved the looks of the input dialog
Merge pull request #3153 from SongArc/feature/win8_ioexception

Fixed possible exception in MediaLibrary on Windows 8
Merge pull request #3152 from SongArc/feature/win8_inputfix

Fixed Windows 8 input dialog