Upgrade `requests` module to 2.3.0
Upgrade `oauthlib` module to 0.6.3
Merge pull request #1 from edx/master

up to date
add some vars for smtp backend

add some vars for smtp backend
Update AUTHORS
Update AUTHORS
Migrate all enabled service variants databases
allows overriding ssh user
refactoring key handling for redhat variants.
add disabled check.
Merge pull request #1314 from edx/e0d/add-disabled-check

add disabled check.
Disable dynamic scripting for elasticsearch.
Merge pull request #1315 from edx/feanil/elasticsearch_scripting

Disable dynamic scripting for elasticsearch.
Update the import script.
Use the course name instead of the repo name.
Symlink for both repo_name and course.
Merge pull request #1318 from edx/feanil/xml_changes

Feanil/xml changes
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