Bugfix for issue in ``ImdbFacade.get_title`` where with titles which no do yet...

Bugfix for issue in ``ImdbFacade.get_title`` where with titles which no do yet have credits information would cause ``KeyError`` to raise.
4 jobs for bugfix434 in 17 minutes and 16 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #275
test:python27

00:04:08

passed #276
test:python34

00:04:36

passed #277
test:python35

00:04:18

passed #278
test:python36

00:04:12