[DEV] Better Git-Ignores

Including sub-gitignores for individual settings directories
[DEV] Changes to IRAF startup routines
[DEV] Adjusting macports python $PATH

python items now appear before the rest of the $PATH
[DEV] SSH config includes KECK host
Merge branch 'bash' of github.com:alexrudy/dotfiles into bash

Conflicts:
	macports/python_select.bash
    Fixed tabbed based indents!