Merge pull request #91 from rbharath/trajectories

Trajectories
merge
nuisance
Stride
Merge pull request #93 from rmcgibbo/stride

Stride Feature
stride featurizer bugfix
Markov state model
delete trailing whitespace
cluster
comment from matt
Merge branch 'msm' of github.com:rmcgibbo/mixtape into msm
Merge pull request #94 from rmcgibbo/bugfix

stride featurizer bugfix
Clustering
remove dbscan
docstring
Merge branch 'master' of github.com:rmcgibbo/mixtape into msm
small typos
py3
py3
hmm and msm example