Microsoft-CISL/REEF — pull request #694 by bmyerz (2014-02-26 23:24:24+00:00)
Title: Moving grouper and synchronization libraries to Wake-contrib

These libraries are used in REEF applications but only depend on Wake and Tang.
The target files can be found in https://github.com/Microsoft-CISL/Wake-Contrib/tree/master/src.
This PR addresses #598 directly, and in turn #616, #622.