Merge branch 'feat/bondangle'

src/Angle.cu

src/Angle.h

src/ComputeForce.cu

src/ComputeForce.cuh

src/ComputeForce.h

src/Configuration.cpp

src/Configuration.h

src/GrandBrownTown.cu

src/GrandBrownTown.h

src/ProductPotential.h

src/TabulatedDihedral.h

src/TabulatedMethods.cuh

src/TabulatedPotential.cu

src/TabulatedPotential.h