Fixed bug in Quantity.sum()
Merge pull request #656 from peastman/sum

Fixed bug in Quantity.sum()
Workaround to support GTX 980
Merge pull request #658 from peastman/980

Workaround to support GTX 980
Optimizations to multi-GPU calculations
Workaround for driver bugs that affect GTX 980
Handle hex values for atom and residue numbers
Simplified handling of hex values
Better workaround for bug on GTX 980
Another attempt at correctly handling different types of numbers in PDB files
Merge pull request #665 from peastman/980

Workaround for driver bugs on GTX 980
Optimizations to the custom GB models
Further optimizations to custom GB models
Merge pull request #668 from peastman/multi

Optimizations to multi-GPU calculations
Further improvements to handling of weird PDB files created by VMD
Fixed CHARMM parser to work with changes to custom GB models
Merge pull request #667 from peastman/gb

Optimizations to the custom GB models
Minor optimization to discrete tabulated functions
Merge pull request #669 from peastman/custom

Minor optimization to discrete tabulated functions
Merge pull request #664 from peastman/pdb

Handle hex values for atom and residue numbers