merge from bioc devel

git-svn-id: https://hedgehog.fhcrc.org/bioconductor/branches/RELEASE_2_14/madman/Rpacks/flowStats@90737 bc3139a8-67e5-0310-9ffc-ced21a209358
close #11
Merge branch 'trunk'
Merge commit '2ea823acb4cec68693d483070ff5d031c9c3227e'