Test cases for 1 and 2 player
Test cases for X, O and a different letter.
class Board added
Board klasi buinn til, tharf samt eflaust bara ad vera fall, ekki heill klasi
Merge branch 'master' of github.com:Sykurpudarnir/TicTacToe

Conflicts:
	classes/is/ru/tictactoe/TicTacToe.class
	classes/is/ru/tictactoe/TicTacToeTest.class
	src/main/java/is/ru/tictactoe/Board.java