EventDelegator: check input arguments for null.
EventDelegatorTest created with simple ComponentEventDelegatorTest.
Merge branch 'master' of github.com:DAT055-2/OpenFlisp
Now using Mockito 1.8.5
EventDelegatorTest created
ComponentEventDelegatorTest created.
ComponentEventDelegatorTest updated.
Tests updated.
Test created for CircuitEventDelegator.
Code cleaned.
Merge pull request #16 from ehannes/master

Tet for EventDelegator and ComponentEventDelegator. New version of Mockito.
Added a Circuit2D builder and test.
Fixed generic warning and refactored adding listeners.
Merge branch 'master' of github.com:DAT055-2/OpenFlisp