Added methods to convert bytes of unsigned/signed integers to an integer
in Java.

Still has test code in place.

Signed-off-by: Mike Schoonover <mike@folsomvillage.com>
Merge branch 'master' of https://github.com/FolsomMike/OPT-NotchCutter-UI.git

Conflicts:
	src/Hardware/NotcherHandler.java