began crafting java application from applet code. notable changes in: TUGLabyrinth, BrickImages (path problems with new locations)
solved thread problem with stopping/starting of a lab run
solved further thread problem with start/restart/stop
fixed expert mode, added termination of threads on window closing
minor gui fixes - window size and positioning
removed help button for now
TR: having fun with resources
solved problems with the Expert mode
added jnlp file and properties for that
signed Jar file again
Merge branch 'java-rework'