Version 1.1.0 released.

Changelog:
1.1.0
-Fixed optical drive detection under Windows 7
-Fixed optical drive volume label extracting under Windows 7
-Fixed mounted partition detection under Linux
-Cataloging code now runs in separate thread
-Added progress window to display cataloging progress
-All windows are now centered
-Cataloging time is displayed in the status bar after successful cataloging
-Some minor tweaks and bugfixes
-Code cleanup