Other Compiler Support

[MacLotsen]

Basic steps

• Add command line options for texlua (WIP Add command line options (texlua) #10)
• Add help/synopsis text
• Add macros that write results of texlua to a file for each compiler
• Update docs

XeLaTeX

• version
• author
• email
• history

ConTeXt

• version
• author
• email
• history