vim.rst: Y can be mapped to yank to the end of line

rst: commas for clarity when explanation has more than one meaning

Minor edits and reordering.

Redo formatting sections, add .format().

No escaping required.

More on vim.

Nowrap for "term" in definition list.

Avoid having to add a make cheatsheet by not using make. Problem solved.

Split cheatsheets into vim and python, build separately.

More cheatable wisdom.