GitLab

the square of the number of particles in the dominant LJ type overflows
integers.

Long range correction for both NonbondedForce and CustomNonbondedForce takes the switching function into account

Refactored ForceImpl, lots of KernelImpl subclasses, and other related classes to avoid redundant calculations when requesting a State with both forces and energies

Changed how kernels get initialized.  StandardMMForceField now has you set the 1-4 interactions explicitly.  CMMotionRemover allows the removal frequency to be set.