Revert "Added methods"

This reverts commit 1dc8b2eb68df573f08baa93881408e7192443a6a.
Merge remote-tracking branch 'origin/master'

Conflicts:
	prog/BlackPebble.class
	prog/BlackPebble.ctxt
	prog/Pebble.class
	prog/Pebble.ctxt
	prog/PebbleGame.class
	prog/PebbleGame.ctxt
	prog/Person.class
	prog/Person.ctxt
	prog/WhitePebble.class
	prog/WhitePebble.ctxt