ConfigDialog: refresh available interfaces on tab switching
MIDI: disconnect or reconnect midi interfaces at scan-time
ConfigDialog: update midi interfaces automatically midi tab shown
Minotor: enhance package

Add an .desktop (menu entry under FreeDesktop compiliant desktop manager - ie. KDE, Gnome)
Add an icon in XPM format
Add a "make install" target
Rename binary from Minotor to minotor
Debian: add required files to build package using 'dpkg-buildpackage -b'
MidiInterface: constify accessor
MidiMapper: typo
MidiMapping: use QProperties to serialize MidiMapping objects
ConfigDialog: use new MidiMapping functions for persistence
ConfigDialog: fix map() usage (QVariant now embeds QStringList)
MidiMapper: provides new functions to handle roles assignments
MidiMapper: fix minor warning
ConfigDialog: fix mapping properties retreiving
ConfigDialog: store comment into MidiMapping
ConfigDialog: do not show empty comment in list and combobox