Added GPL notice to new file.
Added librxtx binary for OXS + Java 7.
Cleaned up GUI state machine, should fix #40.
Added a button and a new window to start work for a visualizer. Issue #42
Created 3D canvas and made first pass on adding JOGL to one-jar builds.
More work on one-jar script. It seems to work if I add the binaries. But
JOGL seems to have their own sort of native library .jar files and I haven't
gotten them to work yet.
Started porting Noah Levy's ProcessingGcodeViewer. Issue #42
A little more work on the vizualizer, arcs were hacked in so that
the ShapeOko example now displays. Issue #42
More work on arc's, I think all the supporting code is good now, just need
to fix the segmentArc function.
Merge pull request #2 from winder/master

merging to winder's master