Changed something in circle

test
test

teeest
Revert "test"

This reverts commit f8ec321de8981081a851c37828d821acf6868c0b.
Revert "Revert "test""

This reverts commit b74780301814b5c12ca42955921a8fbbc8fb5046.
Changed collision functionality

Removed the collision class, there is now no such thing as a collision
class. Put the methods in the namespace
test
Removed collision class

Removed the collision class
Changes to vector, polygon
Implementation of vector 2

Changed vector 2
Last commit of day

Changes made to vector 2, added some functionality
Changed collision.h
Changed polygon class
Changes made to polygon added NCollision
Changes to polygon
Trying to abstract shape class
small change in shape class

small change