CFY-221 Added bash plugin
du
dummy to trigger build
CFY-225 reverse priority and use ctx.porperties instead of an argument
CFY-225 fix tests
CFY-225 fix conflicts
CFY-225 if no script mapping exists. act as no-op and return None
CFY-225 added test
CFY-225 remove conflict leftovers
CFY-225 fix flake
Update setup.py
Merge pull request #2 from CloudifySource/feature/CFY-225-bash-plugin

CFY-225 Added bash plugin