id "usbasp" nibobee and old usbasp are tried as they were currently
implemented within usbasp
* avrdude.conf.in: added usb params to "usbasp", added new entry "nibobee"
with params which were hardcoded in usbasp.c, and added an entry
"usbasb-clone" which only checks vid/pid.
git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk@1040 81a1dc3b-b13d-400b-aceb-764788c761c2