Revert "update: replace command "which" with shell builtin "command -v""
Revert "update: replace command "which" with shell builtin "command -v""

This reverts commit 8dd37527dca868070b1d3064d7d874b6ddc6a37b.

Note: It doesn't work when input is an alias instead of *real* command.

	modified:   gen-syntax-highlight-as-rtf-via-pygmentize
	modified:   update

goldie-lin/binfiles