Fixed name in Spring.java
Added input detection and changed Force to toggle
Added KeyEvents to Forces
Toggling Force implementation started
Implemented functional toggling for forces and added new constructors for forces that take in Scanners
Implemented all Force toggle and Default values
Added the size changer
Fixed issue with Model Size
Merge branch 'Wayne' into ross

Conflicts:
	src/simulation/Factory.java
	src/simulation/Model.java
	src/simulation/WallRepulsionForce.java
Merge branch 'ross'

Conflicts:
	src/data/environment.xsp
	src/simulation/Model.java
	src/simulation/WallRepulsionForce.java
Changed few syntax issues, resolved some Checkstyle
Changed how forces work and put in a skeleton for Assembly