configuration: moved PegelPortal and Osm translator to config package

... where they rather belong since they are config code. Additionally
this removes another circular dependecy.
db: minor log fix
test: fixed regular unit tests
test: fixed integratin tests
administration: moved admin log to this package
data: moved DummyDataSource form utils to data package
server: moved all (most) router objects to server.router
server: moved server main to server and data main to grabber package
server: moved NotificationRouter to router package
utils: minor fixed in RestCall
translator: minor fix in JsonTranslator
notifications: minor fixes for clients