added key element
modified skiplist and added setPosition() method on car object
Merge branch 'master' of https://github.com/uzapy/ch.bfh.bti7301.w2014.Verkehrssimulation
Merge branch 'master' of https://github.com/uzapy/ch.bfh.bti7301.w2014.Verkehrssimulation
Merge branch 'master' of https://github.com/uzapy/ch.bfh.bti7301.w2014.Verkehrssimulation
Merge branch 'master' of https://github.com/uzapy/ch.bfh.bti7301.w2014.Verkehrssimulation
Added Lane and Track, updated SkipList --> Now uses
java.util.concurrent.concurrentSkipListMap