- add `ms()` to `.slow()` and `.timeout()`
- add `MochacheckLeaks()` to re-enable global leak checks
- add `this.slow()` option [aheckmann]
- add tab, CR, LF to error diffs for now
- add faster `.checkGlobals()` solution [guille]
- remove `fn.call()` from reduce util
- remove `fn.call()` from filter util
- fix forEach. Closes 582
- fix relaying of signals [TooTallNate]
- fix TAP reporter grep number