updating the commoncluster plays so that they can be run from jenkins
run-ansible for jenkins job
remove echo, add verbosity
fixing extra var
run as the ubuntu user
adding unbuffered python
renaming params and setting migrate option
missing _tag
+= for ansible_limit
typo
Merge pull request #1127 from edx/jarv/elb-pre-post

updating the commoncluster plays so that they can be run from jenkins