Microstructpy

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Added
'''''
- VTK output for 2D triangular meshes.

Changed
'''''''
- Updated reference to CMAME publication.

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Added
'''''
- VTK output for seed lists and polyhedral meshes.
- Option to compute expected area of ellipse from area distribution.
- Option to compute expected volume of ellipsoid from volume distribution.

Fixed
'''''
- Error in verification module for 2D uniform random orientations.

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Added
'''''
- Option to reduce the presence of short edges in polygonal meshes.

Changed
'''''''
- Optimized seed positioning algorithm by using breadth-first search
in the AABB tree.
- Facets in polygonal meshes are now always defined with a positive
outward normal vector.

Fixed
'''''
- Plotting of 3D meshes.
- Documentation for empirical PDFs.
- Minor errors in examples.

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Fixed
'''''
- Matplotlib error with undefined axes.

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Changed
'''''''
- Plot methods automatically update figure axes.

Fixed
'''''
- CLI plotting function for triangular/tetrahedral meshes.

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Added
'''''
- Options to shorten input keyword argument lists for plot methods
(addresses `14`_)

Changed
'''''''
- Ellipse of best fit method calls the `lsq-ellipse`_ package.

Removed
'''''''
- Removed support for Python 2.7.