Slightly changed element thing in Xml
Added ProcessesMessage interface
Added processing of OK messages
Added library for Dijkstra, added new class for dijkstra
Reduced the amount of spawnTransporters() calls, increasing performance
Merge pull request #45 from Rubykuby/okmessage

Okmessage
Merge branch 'performance'

Conflicts:
	src/main/java/org/nhl/containing_backend/Controller.java
Merge pull request #46 from thomw201/Dijkstra

Added library for Dijkstra, added new class for dijkstra