Merge with EEM branch. Re-enable sPuReMD sub-directory.

.gitignore

Makefile.am

configure.ac

data/benchmarks/water/ffield_Achtyl

data/benchmarks/water/ffield_acks2.water

data/benchmarks/water/ffield_acks2_300.water

environ/param.gpu.water

sPuReMD/Makefile.am

sPuReMD/src/allocate.c

sPuReMD/src/charges.c

sPuReMD/src/charges.h

sPuReMD/src/control.c

sPuReMD/src/ffield.c

sPuReMD/src/forces.c

sPuReMD/src/geo_tools.c

sPuReMD/src/grid.c

sPuReMD/src/grid.h

sPuReMD/src/init_md.c

sPuReMD/src/integrate.c

sPuReMD/src/lin_alg.c