Merge pull request #8 from isupeene/multiplayer

Added multiplayer support.
Refactored CLI connect4 views to make it easier to implement otto and toot views.
Refactored the way views are handled by the GameManager.  Now, all human-facing views are passed into the GameManager.
Refactored victory conditions to make it easier to implement the otto and toot victory conditions.
Added otto and toot.
Fixed a bug in GameImpl where the views were getting duplicate updates on the turn that the game ends.
Merge pull request #10 from isupeene/otto_and_toot

OTTO and TOOT
GUI view. Loading not working. Not properly integrated.
Commiting to pull in master changes
Refactored to be both a client and a view.
Removed test lines.
Commented GUI files.
Changed to gui client.
Merge pull request #9 from isupeene/gui_view

Merged #9. GUI view.
Main file
Fixed load and bug in victory conditions
Added instruction for placing a token in CLI
Used row and col variables.
Merge pull request #12 from isupeene/fix_load_and_victory

Merged # 12. Fixed load and bug in victory conditions
Printed out file description instead