Fix constant smoothing algorithm.
Merge branch 'debug' of https://github.com/gmatteo/pymatgen
Some cleanup of diffusion analyzer.
Simplify get_el_sp.
Add a avg_nsteps for DiffusionAnalyzer. Improved unittests.
Fix doc.
Fix unittest.
Minor change in output for concentrations
Merge pull request #157 from mbkumar/master

Minor change in output for concentrations
Some slight optimization of surface.py.
Update req.
Add monty as a submodule for pymatgen.
Merge branch 'master' of github.com:materialsproject/pymatgen
Try to use submodule in circleci.
Update monty. Use monty.json.jsanitize instead of old clean_json.
Testing usage of submodule in CircleCI testing.
Try to fix circle tests.
No confirmation for pipuninstall.
Maybe a git pull is needed.
Checkout master.
Use monty.json.jsanitize instead of clean_json in plotter.py