Many to many relationship between Exercises and Routines
MuscleGroups added, many to many relationships betwen MuscleGroups and
Exercises
Merge remote-tracking branch 'origin/master' into edmxRedesignPt2

Conflicts:
	App_Code/Layer2.edmx
Made things prettier
USE VS2012!
MuscleGroups removed due to increased complexity of system and need to
rewrite previously written systems.
Bug still exists between Rountine to Exercise
Final version, all fixed
MuscleGroups will remain as a static variable for now
Merge pull request #111 from Lynart/edmxRedesignPt2

Its DONE!!!