Math plotting updates

[AntObi]

Pull Request Template

Description

• Fixed elemental embedding files
• New plotter module for plotting heatmaps
• Can now sort plots by either atomic or Mendeleev number
• New periodic table information available in package
• Cosine similarity and distances are new metrics available
• New notebook for reproducing publication tables and plots
• Deprecated functions to be removed for the public release

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

New unit tests written

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules
• I have checked my code and corrected any misspellings