Move HMM code into place and remove cuda
Cleanup utils.py
Purge vestigial files
Only one script: msmb
Move commandline stuff around
Relative imports in cluster/
Relative imports in markovstatemodel/
Move [P,tI]CA to decompositon/
Make submodule featurizer/
Modify setup.py for changes
Move and prune tests
[WIP] Make datasets into objects
[WIP] Port PCCA code from msmbuilder
[WIP] Add command line tutorial
Tidy travis testing