Add SeededRandom class for easier tracking/logging of random seeds.
Add SeededRandom class for easier tracking/logging of random seeds.

percyliang/fig,percyliang/fig,percyliang/fig,percyliang/fig,ppasupat/fig,ppasupat/fig,percyliang/fig,ppasupat/fig,ppasupat/fig,ppasupat/fig,percyliang/fig,ppasupat/fig