Merge pull request #14 from openworm/master

From M to J
Added coils
Loading coils from disk
Merge remote-tracking branch 'remotes/upstream/master'

Conflicts:
	jim_test.py
	wormpy/WormFeatures.py
Fixed bugs relating to midbody indices and matching old MRC files
Bug fix in kinks, need to finish wavelength conversion that matches old MRC code
Working on getting features to match
Merge pull request #66 from JimHokanson/master

From J to M before PEP8 changes