adding wait timeout for xqueue
adding wait param to other calls
Merge pull request #1319 from edx/jarv/add-wait-timeout

Jarv/add wait timeout
Update the commoncluster play to remove repeats.
Merge pull request #1320 from edx/feanil/update_commoncluster_play

Update the commoncluster play to remove repeats.
bringing down the worker count to default to 2
Merge pull request #1322 from edx/jarv/bring-down-worker-count

bringing down the worker count to default to 2
adding dash

need to update the play tag and jenkins
Cluster all machines passed passed in.
Merge pull request #1324 from edx/feanil/cluster_rabbitmq

Cluster all machines passed passed in.
Gather facts when running a role.
Merge pull request #1325 from edx/feanil/run_role

Gather facts when running a role.
Run syncdb --migrate so the initial syncdb gets run as well.
Merge pull request #1326 from edx/feanil/syncdb_and_migrate

Run syncdb --migrate so the initial syncdb gets run as well.
fix cnp bug
Merge pull request #1327 from edx/e0d/fix-cms

fix cnp bug
Use DraftMongoModuleStore.

The regular mongo module store is deprecated.
Use draft-preferred to access draft modulestore.
Merge pull request #1330 from edx/feanil/fix_preview

Feanil/fix preview
Merge pull request #1331 from edx/release

Release