grid number generator
Merge branch 'master' of https://github.com/chiefbigfro/sudoku
adds print board to tests
moves print board to bottom and creates alias for to_s
print method mods
Merge branch 'master' of https://github.com/chiefbigfro/sudoku
merged conflicts
Conflicts:
	SudokuBoard.rb
implements solved? method and a mystery method
debugs solved? and 1st test
fully implements tests for solved?
adds print method