support spec/test subdirs for -a
support spec/test subdirs for -a

darcs-hash:20080625115634-28a3f-d59d260186f1b1e7e5b63375b8e13a4852949957.gz

alloy/MacBacon,jeffkreeftmeijer/bacon,chneukirchen/bacon,godfat/bacon,earthrid/MacBacon