Merge pull request #3 from stevez86/steve-joe

board tweaks
write 'find elements' functions for win condition
Merge branch 'master' of https://github.com/stevez86/connect_4 into forrest-liorr
Merge pull request #4 from stevez86/forrest-liorr

More work on win condition
win functionality completely implemented save for diagonals
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