Remove outdated command bar related code
Upgrade rails
Upgrade sass-rails to file incompatibility
Create tag events when conversations are tagged
Create assignment events when conversations are assigned
Fix missing variables due to turbolinks
Create combined stream for messages and events
Display styled events in the conversation message list
Reload page to show new events
Position and add divider to stream items
String together the conversation stream
Merge branch 'command-bar-events'