Add CraftBukkit 1.5 official <-> ProjectAres CB 1.5 unofficial comparison

py chain.py 1.5/obf2cb.srg 1.5/obf2acb.srg|py rmdupes-srg.py > 1.5/cb2acb.arg
Add CB 1.4.7 <-> CB 1.5 cross-version mapping

py chain.py 1.4.7/num2cb.srg 1.5/num2cb.srg | sort > 1.5/cb147-to-cb.srg