hadoop targets in buildfile
hadoop targets in buildfile

We want to compile hadoop-dependent things seperately, so that the user
doesn't need to install hadoop if they don't want to.

joshua-decoder/thrax,tdomhan/thrax,tdomhan/thrax,joshua-decoder/thrax,joshua-decoder/thrax,jweese/thrax,tdomhan/thrax,jweese/thrax,joshua-decoder/thrax,jweese/thrax