Remove a few more extra whitespaces
Provide reference for register VM > stack VM
Other misc fixes
POST is Parrot Opcode Syntax Tree
It's not optimized, but there is a way to.
Remove excess whitespace from blockquotes
They helped fix a formatting bug in the original system I was using,
but look horrible when formatted by github.
Move overview out of cish directory
Selection and Repetition
Comparisons and Logic
Fix vim syntax highlighting
Result of running mk_language_shell.pl