remove .BBSoptions (which said pkg was unsupported on mac-i386) but we don't build for that platform anymore


git-svn-id: file:///home/git/hedgehog.fhcrc.org/bioconductor/trunk/madman/Rpacks/RMassBank@104471 bc3139a8-67e5-0310-9ffc-ced21a209358