NullTime, Comparable Time. Andrée & Jacob
Merge remote-tracking branch 'origin/master'

Conflicts:
	Enduro/src/sort/Competitor.java
	Enduro/src/sort/Sorter.java
	Enduro/src/sort/Time.java
Merge remote-tracking branch 'origin/master'
Tests fixed for new Time/Competitor stuff. Andrée Jacob Philip