Added database connection, also deleting all tables and add them and update methode (for testing added 100 agv to list).
Moved dijkstra to backend and asked some extra information to jos and "heuheuhue" about dijkstra
Removed faulty test code. TODO
Removed redundant whitespace in pom.xml
Fixed commented out code.
Renamed st to statement.
Model has to be instantiated from Controller, not from Database. There must be ONE model.
Renamed startDatabase to setup and removed non-existing function call
Merge branch 'db'

Conflicts:
	src/main/java/org/nhl/containing_backend/Controller.java