[API] Changes interface name for accessing the reference of the journaled set to setHost, host and createHost.
Merge branch 'develop' of https://github.com/seqan/seqan into feature/journaled_set_renaming
[FIX] Fixes issue with setting host in journaled set tutorial.
Merge branch 'develop' of https://github.com/seqan/seqan into feature/journaled_set_renaming
[FIX] Fixes unused typedef warning.
Merge pull request #337 from rrahn/feature/journaled_set_renaming

Feature/journaled set renaming