Plugins crash if no controller hooks are specified since select is called on nil
Merge pull request #906 from concerto/pluginInfo

Error if no controller hooks are specified in plugin
Cleaned up content/submission editing workflow and added restart webserver button back
Make restart webserver button conditional
Bump to 0.9.0.kilobalrog.
Merge branch 'master' into attribute_names

* master:
  Bump to 0.9.0.kilobalrog.
  Make restart webserver button conditional
  Cleaned up content/submission editing workflow and added restart webserver button back
  Plugins crash if no controller hooks are specified since select is called on nil