PistonDevelopers/piston — pull request #524 by bfops (2014-08-09 16:41:41+00:00)
Title: intersperse updates and frames more precisely

For https://github.com/PistonDevelopers/piston/issues/522

Please inspect closely; I changed some subtle things, like when we check time and where variables are set, so I may have had some unintended side effects.