* Fix for collections.Iterable being deprecated in Python 3.9
0.6.2.0
* Replaced the use of matplotlib's colour bar with our own in plots_2d
0.6.1.5
* Corrected orientation='vertical' as the default * Made some adjustments to Examples.ipynb
0.6.1.4
* Fixed a bug when importing plt.stairs
0.6.1.3
* Fixed bugs with usage of orientation in hist() * Switched step/stepfilled to use plt.stairs() instead of step/step_filler * Did some more pep-8 linting
0.6.1.2
* Maybe fixed issue with colorbar not reassigning old current axis * Also did a little bit of linting on plots_2d