added a settingscontroller on the server and added a findbykeys function to the settingsrepository
splitted the contentsettings from the main settings
moved the settingsservice to a services module and moved more services to this module
persistence and retrieval of the settings
added tests for the settingscontroller
created a mainsettings page and some refactoring
Merge pull request #24 from rvdkooy/settings_feature

Pull request for Settings feature
this fixes #7