Clean up object files in the subdirectories as well as those in the top level directory.
Clean up object files in the subdirectories as well as those in
the top level directory.

Enhanced version of patch from Daniel Grunblatt <daniel@grunblatt.com.ar>


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@394 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

FROGGS/parrot,fernandobrito/parrot,FROGGS/parrot,FROGGS/parrot,fernandobrito/parrot,gitster/parrot,gagern/parrot,fernandobrito/parrot,tkob/parrot,fernandobrito/parrot,youprofit/parrot,tewk/parrot-select,tkob/parrot,youprofit/parrot,youprofit/parrot,FROGGS/parrot,parrot/parrot,tkob/parrot,youprofit/parrot,tkob/parrot,FROGGS/parrot,gitster/parrot,tewk/parrot-select,fernandobrito/parrot,fernandobrito/parrot,parrot/parrot,youprofit/parrot,tewk/parrot-select,fernandobrito/parrot,gagern/parrot,parrot/parrot,gitster/parrot,parrot/parrot,gitster/parrot,gitster/parrot,gagern/parrot,gitster/parrot,FROGGS/parrot,tkob/parrot,tewk/parrot-select,youprofit/parrot,gagern/parrot,tewk/parrot-select,tkob/parrot,gagern/parrot,tkob/parrot,tkob/parrot,FROGGS/parrot,tewk/parrot-select,gitster/parrot,parrot/parrot,gagern/parrot,tewk/parrot-select,youprofit/parrot,FROGGS/parrot,youprofit/parrot,gagern/parrot