only update current value when setting new value, maybe that was the problem with the md encoders
only update current value when setting new value, maybe that was the problem with the md encoders

git-svn-id: ee156b793ae44318abaa87528eb9c7e3f9c6dc3f@320 6f8c04f6-b8b6-11de-9846-1b058f2a8eb1

wesen/mididuino,wesen/mididuino,wesen/mididuino,wesen/mididuino,wesen/mididuino,wesen/mididuino