Update version info for release - 3.7.0

Author: StorminStanley

docs/source/conf.py

@@ -79,7 +79,7 @@
 # The full version, including alpha/beta/rc tags.
 release = __version__
 # The complete list of current StackStorm versions.
-release_versions = ['3.6', '3.5', '3.4', '3.3', '3.2', '3.1', '3.0', '2.10', '2.9', '2.8', '2.7', '2.6', '2.5', '2.4', '2.3', '2.2', '2.1', '2.0', '1.6', '1.5', '1.4', '1.3', '1.2', '1.1', '0.13', '0.12', '0.11', '0.9', '0.8']
+release_versions = ['3.7', '3.6', '3.5', '3.4', '3.3', '3.2', '3.1', '3.0', '2.10', '2.9', '2.8', '2.7', '2.6', '2.5', '2.4', '2.3', '2.2', '2.1', '2.0', '1.6', '1.5', '1.4', '1.3', '1.2', '1.1', '0.13', '0.12', '0.11', '0.9', '0.8']
 
 # Some loveliness that we have to do to make this work.  Otherwise it defaults to contents.rst
 master_doc = info.master_doc