Refactored the bfs unit test such that the parameter list is not initialized statically
Refactored the BFS unit tests such that the long list of hybrid configurations do not need to be explicitly specified in the test. This commit offers a new approach that uses the gtest ValuesIn feature which allows defining an array of parameters to be tested.
Merge pull request #11 from ahgharaibeh/refactor-unittests

A new approach to defining the set of vanilla and hybrid implementations of an algorithm in the unit tests.