Changed CMake config and code to be compatible with Qt5
Merge branch 'master' into qt5_migration
Merge branch 'master' into qt5_migration
Merge branch 'master' into qt5_migration
Merge plugin code into ui part
Merge branch 'master' into qt5_migration
Fixed blog link in download page
Code cleanup
Fixed bug hiding main window and removed qrcode transformation

If selecting fullscreen mode for qr code widget with main window on
selected presentation screen, the fillscreen qr widget will be placed on
top of the main window without any chance to close it.
Merge branch 'v1.0.y'
Fixed bug related to qrcode fullscreenmode with single screen setup
Fixed win32 ssl dependency for packaging
Merge branch 'v1.0.y'
Merge branch 'v1.0.y' into qt5_migration
Merge branch 'qt5_migration'

Version 1.2 will be based on Qt5 since now