* Refactoring of plotting + fixes for multiple charts
Updates to plotting inline with pandas 0.25.3
Enables plotting of multiple histograms on the
same figure.
* Fix to setup.py to allow submodules
+ reformat of code and better Series.hist docs
* Adding python 3.5 compatibility.
Main issue is ordering of dictionaries.
* Updating notebooks with 3.7 results.
* Removing tempoorary code.
* Defaulting to OrderedDict for python 3.5 + lint all code
All code reformated by PyCharm and inspection results analysed.
* Added example notebooks + pytest for these notebooks1
* Fixed paths
* Fixing link in docs
* Minor update for pandas 0.25.3
* Updates for pandas 0.25.3
* Fixing doc links with pandas 0.25.3 update.
* Reverting overwrite to changes to notebooks.