Add louis's improvements
made isAdjacent work better
make H-Bonds black
Merge remote-tracking branch 'origin/gavin-tomerge-good-copy'

Conflicts:
	src/net/clonecomputers/lab/rna/d2/Point.java
	src/net/clonecomputers/lab/rna/d2/RNAShapeDisplayer.java

resolved edit war