Fix drawing on GUI

Several code clean-ups and fixes in both C and Java code

Signed-off-by: hjan <hoeppner.jan@xurv.org>
Fix drawing on GUI

Several code clean-ups and fixes in both C and Java code

Signed-off-by: hjan <hoeppner.jan@xurv.org>
Merge remote-tracking branch 'origin/hjan' into hjan

Signed-off-by: hjan <hoeppner.jan@xurv.org>

Conflicts:
	gui/src/swing/Draw.java
Fix auto mode and drawing during auto-mode

Signed-off-by: hjan <hoeppner.jan@xurv.org>
Remove debug-output and enable start command

Signed-off-by: hjan <hoeppner.jan@xurv.org>
Merge remote-tracking branch 'origin/hjan' into hjan

Signed-off-by: hjan <hoeppner.jan@xurv.org>

Conflicts:
	gui/src/rxtx/Connection.java