Adding game logic
Merge branch 'master' of https://github.com/SpiderPigs/sidannarverkefni

Conflicts:
	src/main/java/is/ru/hugb/spiderpigs/TicTacToe.java
Merge branch 'master' of https://github.com/SpiderPigs/sidannarverkefni
Error causes tests to fail
Merge branch 'master' of https://github.com/SpiderPigs/sidannarverkefni

Conflicts:
	src/main/java/is/ru/hugb/spiderpigs/Board.java
Merge branch 'master' of https://github.com/SpiderPigs/sidannarverkefni

Conflicts:
	src/main/java/is/ru/hugb/spiderpigs/Board.java