adjust CM_Service_MongoDb::findOne() docu
split mysql and mongo db setup
use listCollectionsNames() instead of getName() on listCollections() to list collection names
added CM_Service_MongoDb::findAndModify()
Merge pull request #1413 from alexispeter/mongodb-adjustments

split mysql and mongodb setup code
Merge branch 'master' of github.com:cargomedia/CM into issue-1414
fixing test - add mock for getLanguage
add test to cover all cases of getLanguage