(Shell|Scripts|Emacs)~minor edits

+psearch function to search pacman with less (I use this all the time,
just makes it easier to do in one go)
~speed script to use a slightly larger file so user can get a better
estimate of dl speed
~ada-mode slightly better comments

Emacs/.config/emacs/ada-mode.el

@@ -27,7 +27,7 @@
 
 ;; I feel ada-mode™ (the official one) tries to do too many things at
 ;; once, so I want something that does the basics.  Also want to take
-;; this opportunity to make a new mode and what facilities Emacs
+;; this opportunity to make a new mode and see what facilities Emacs
 ;; provides for it.
 
 ;;; Code: