Fixed a rare memory corruption error when roundoff causes tile indices to be wrong
Fixed some test failures
Merge pull request #495 from peastman/unsigned

Fixed a rare memory corruption error when roundoff causes tile indices to be wrong
Merge pull request #496 from peastman/master

Fixed some test failures
Commented out testEinsteinCrystal(), since it failed much too often
Merge pull request #497 from peastman/master

Commented out testEinsteinCrystal(), since it failed much too often
Speed up a slow test case by using a smaller topology file
Merge pull request #498 from peastman/master

Speed up a slow test case by using a smaller topology file
Define value included one extra leading character
Merge pull request #500 from leeping/master

GromacsTopFile parses define value with one extra leading character