Creating branch for BioC 2.13 release.

git-svn-id: https://hedgehog.fhcrc.org/bioconductor/branches/RELEASE_2_13/madman/Rpacks/flowCore@81643 bc3139a8-67e5-0310-9ffc-ced21a209358
merge from bioc-devel

git-svn-id: https://hedgehog.fhcrc.org/bioconductor/branches/RELEASE_2_13/madman/Rpacks/flowCore@85417 bc3139a8-67e5-0310-9ffc-ced21a209358
merge from bioc-devel

git-svn-id: https://hedgehog.fhcrc.org/bioconductor/branches/RELEASE_2_13/madman/Rpacks/flowCore@85901 bc3139a8-67e5-0310-9ffc-ced21a209358
Merge commit '8adc193f56414d1845d1c62108569c45569492ec'
merge from bioc-devel

git-svn-id: https://hedgehog.fhcrc.org/bioconductor/branches/RELEASE_2_13/madman/Rpacks/flowCore@86224 bc3139a8-67e5-0310-9ffc-ced21a209358
Merge branch 'master' of github.com:RGLab/flowCore
Merge commit 'e44bae69c1602709ce69428458b1271b899cd4a6'