This will ease the pain when asking a user to enable vlc's log...

There is no need to create the clip renderer before creating the library
widget.
Media Library widget default position is now "top"

This prevents the widget to be blank when undocked.

Fixes #59

Settings, instead.

One type had been moved, and this was breaking server mode, as the
mainwindow isn't created in this mode.

Won't work for windows right now.

Signed-off-by: Hugo Beauzée-Luyssen <beauze.h@gmail.com>

This uses a hardcoded path, this is wrong, and should be removed.

It was hardcoded in the MainWindow.ui, not it can be edited.

The proxy password is now a password, and is displayed as such.

Signed-off-by: Hugo Beauzée-Luyssen <beauze.h@gmail.com>

Signed-off-by: Hugo Beauzée-Luyssen <beauze.h@gmail.com>

If a backup file is more recent than the actual project file, the user
is asked if she wants to load the backup.
If an outdated backup is found, it can be deleted.
Code has been cleaned up a bit.

Except for the LightVideoFrame that are still used.