Merge pull request #12 from openworm/master

From M to J
Merge pull request #13 from openworm/master

From M to J
Fixed bugs in motion events
Merge commit '41af75d13d4c276faf0258f723c6ba5828f796f4'

Conflicts:
	wormpy/EventFinder.py
Merge pull request #59 from JimHokanson/master

Fixed motion event bugs and completed comparisons of locomotion except bends and turns