Merge pull request #4 from stevez86/forrest-liorr

More work on win condition
Merge pull request #5 from stevez86/forrest-liorr

win functionality completely implemented save for diagonals
board updated
Merge branch 'master' of https://github.com/stevez86/connect_4 into steve-joe
Merge pull request #6 from stevez86/steve-joe

Steve joe
diagonal testing added and tested, winner function is done