Add Support for LaTeX input

[super-structure]

It would be useful to also support LaTeX input for formulas. This would be especially helpful for Markdown topics.

• Another java class can be created based on Oxygen's dita-latex plugin could be added. But rather than use the JLaTeXMath Java library, the same method used here for MathML via MathJax could be utilized.
• Additional java class may be required for parsing LaTeX input within a Markdown file