These keys can be changed in config.php

key	title	description
i	Inbox item	Drop an item into the inbox
p	Project	Create a new project
f	Quick Find	Find an item based on text in its title, description or outcome
a	Actions	Process actions
v	Projects	Process projects
w	Waiting On	Process waiting-ons
c	Show Checklists	Show reusable checklists
l	Show Lists	Show general-purpose lists
x	Actions in context	Process actions sorted by space context
s	Summary	Summary view
r	Weekly Review	Steps in the Weekly Review