CFY-1848 move script plugin proxy to plugins common
CFY-1848 move most proxy unit tests from script plugin tests
CFY-1848 add bottle and argparse dependency
CFY-1848 add pyzmq to dev-requirements.txt
CFY-1848 add unit test that verifies ctx is installed as a consle entry point
Merge pull request #85 from cloudify-cosmo/CFY-1848-fabric-ctx

Cfy 1848 fabric ctx