JavaDoc updated.
Merge branch 'master' of github.com:DAT055-2/OpenFlisp
Merge branch 'master' of github.com:DAT055-2/OpenFlisp
Fixed unchecked warnings in NotGateTest.
GateTest: help function added for evaluate outputs
OrGate created along with JUnit tests.
NotGateTest: Test for no inputs and cleaning.
Ignoring symbolic links mainSls and testSls
Changed name on help function in GateTest
Updated test in NotGateTest
OrGate: test for no input added and gate fixed.
ConstantGate: ckeck for null state in constructor.
Test for ConstantGate created.