Added Functionality:

1) Collision Detection

To be Added:
1) Direction function to send missiles towards any 1 of the buildings

Notes:

1) See comment in Missile.cpp function collisionDetection for possible out of memory issue in current logic,replace if you can figure out a logic using dynamic memory or better logic using static allocation

PS: Invitation to edit code is for GroupD members only.
Merge branch 'master' of https://github.com/UniversityOfAlaskaFairbanksCS202/Spring13GroupD