Early stages of X11less mac build
Fixed ParaView still expecting R even though it shouldn't
CDAT needs SCIPY
Fixed cdat and pyopenssl deps
Removed cmake message

This message should be placed here as this file is used
by the other packages that are not dependent on PIP
Re-added r-package
Merge remote-tracking branch 'devel/noX11' into devel-master

* devel/noX11:
  Re-added r-package
  Removed cmake message
  Fixed cdat and pyopenssl deps
  CDAT needs SCIPY
  Fixed ParaView still expecting R even though it shouldn't
  Early stages of X11less mac build