Make sure events going to flapjack contain a summary type of string.
Sensu warning events will now show up as warning events in flapjack rather than unknown.
Sensu warning events will now show up as warning events in flapjack rather than unknown.
Make sure events going to flapjack contain a summary type of string.
Change check state mapping from if/then to case statement.
Merge pull request #433 from jswoods/master

Add warning state and summary validation to flapjack extension.