my second commit, where i tried to implement googletest

I tried to implement googletest and he dont bring up failures
while compiling and running, otherwise he just keeps returning 1
as a value after termination.
Merge branch 'master' of https://github.com/Schweiker/AlgorithmEngineering
 tryhard

Conflicts:
	SecondExcercise/Fibonacci.cpp
	SecondExcercise/Fibonacci_test.cpp
	SecondExcercise/run.cpp
fe