Add concentration
Add rate of change
Add empty reaction class
Add Reactants and Products. Also enable CPP11 to use auto. Using the GreatCMakeCookoff
Use shared ptr
Create Shared_ptr directly to avoid copy
Include test for shared pointer
Add ostream
Update
update
update
Dont use shared pointers. Only for heep variables.
Reaction system can store species
Factory for reaction. Still need to fix reaction to expect a shared pointer to species.
Update
Add getrateofchange
add getconcentration
fix test problem
Add concentration update
update