merge from git--modify Makevars.win to add libboost_regex

git-svn-id: https://hedgehog.fhcrc.org/bioconductor/trunk/madman/Rpacks/flowWorkspace@85580 bc3139a8-67e5-0310-9ffc-ced21a209358
remove the reference to graph/copy.hpp
Merge commit '8ed715f2976d29213f313938d1e6409d0f24eaa2' into trunk
Merge branch 'trunk' of github.com:RGLab/flowWorkspace into trunk
add test-GatingSet-accessors.R #133
add path argument to getNodes method. #135