Refacturing mathods
Merge branch 'master' of https://github.com/asenval/TeamProject-HighQualityCode

Conflicts:
	Game-Fifteen/Game-Fifteen-1/GameFifeteen.v11.suo
	Game-Fifteen/GameFifteenUnitTests/bin/Debug/GameFifteenUnitTests.dll
	Game-Fifteen/GameFifteenUnitTests/bin/Debug/GameFifteenUnitTests.pdb
	Game-Fifteen/GameFifteenUnitTests/obj/Debug/GameFifteenUnitTests.dll
	Game-Fifteen/GameFifteenUnitTests/obj/Debug/GameFifteenUnitTests.pdb