Added foundations for port module
Added functionality for adding and deleting own ports
Remove leftover debug prints
Added admin functions to port-module
Added initial tests for ports
Fixed couple bugs with port module and extended port tests
More tests, bugfixes and cleanup for port. Also added couple new assertation methods to test_utils
Some changes to repository module
Added missing imports
Updated SQLAlchemy's required version
Added more repository code. Development setup now creates 2 basic ServerGroups.
Fixed listvaluevalidator not returning value
Repository adding should work now
Users can now add, delete or view their own repositories
Basic setup for user databases
Simplified port routes a bit
Added some tests for repository and fixed couple of bugs
More repository tests and fixes
Added support for tables with version history
Fixed some logging issues