#71 fallback messages for missing speaker and venue
Merge branch 'master' into issue-71
#71 Event model updated
#71 title and title_not_announced correlation in validation
#71 tests updated
a little layout fix
#71 form update reflecting model changes
#71 location details in event model and form
#71 fixed not working edit form
#71 more tests for event form
#71 test fixes after form prefix change
Merge pull request #87 from ox-it/issue-71

Issue 71