Merge pull request #57 from jeffreymyers/master

Add migration to set DB charset to UTF8
Add basic support for clustering
Add index to roleId and ip on instance table
Only load default properties once when clustered
Bumping version
Merge pull request #58 from stevewillard/master

Support node clustering. Add indices to instances table. Bumping node-mysql version.
Add template properties for clustering
Merge pull request #59 from stevewillard/master

Add template properties for clustering
Fixing migration name/version for consistency
Merge pull request #60 from stevewillard/master

Fixing migration name/version for consistency