Fixed commented-out shell settings needed to build on sd.cbio.mskcc.org
Updated YANK packaging recipe.
1;2cdded pymbar recipe.
Removed erroneously added files.
Updated OpenMM build script for 6.0.1
Added md5 hash for openmm 6.0.1
Updated build scripts for yank and repex.
Moved build scripts inline for repex.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	openmm/meta.yaml
Updated meta to test building of latest version.
Tried updating OSX deployment target to 10.9.
Added previously omitted 10.9 specification.
Disabled 32-bit builds on OS X to support CUDA 6.5.
Tried forcing linker into 64-bit only.
Trying a different scheme to protect space.
Attempting another way to protect spaces.
Another try.
Another try.
Added openmmtools recipe.
Added gaff2xml recipe.