Created CUDA implementation of DrudeSCFIntegrator
Merge pull request #7 from proteneer/master

Nonbonded.cu now uses shuffle intrinsic
Merge branch 'DrudeSCFIntegrator' of https://github.com/peastman/openmm
Created OpenCL implementation of DrudeSCFIntegrator
Implemented updateParametersInContext() for DrudeForce
Added DrudeSCFIntegrator to the Python wrappers
Include plugins in API documentation
Merge pull request #8 from peastman/DrudeSCFIntegrator

Completed implementation of DrudeSCFIntegrator.  Also cleaned up other details of Drude plugin.
Fixed bug on pre-Kepler GPUs.  Also simplified code a little bit.
Enabled shuffle for double precision
Merge pull request #9 from peastman/master

Bug fixes to use of shuffle