Merge pull request #200 from alexbrett/master

Update email texts
Made audition info text use Camdram markdown. Added validation for audition dates #197
Generally reviewed validation and error messages in vacancies forms #197
Changed sendShowCreatedEmail to bcc all admins (except those that are also society admins) #199
Created console command which sends email for all unauthorised shows #199
Fixed tests #199
Fixed inequality in queries (as expected). Also cleaned up queries. #196
Fixed capitalisation of 'infobase' on Infobase placeholder page
Removed non-scheduled audition diary error
Further tweaked the queries...hopefully cracked this statistics thing once and for all... #196
Display the society's name beside the logo, if they have one, or across the entire panel.
Resolves #193.
Merge branch 'master' of https://github.com/camdram/camdram