Add simpler keybinding to 'org-sort'.


git-svn-id: svn://localhost/emacslib/emacslib/trunk@518 a9598837-e506-0410-a967-fbf0066ee963
Customize 'text-scale-mode-step'.

That variable affect the command 'text-scale-adjust' (C-x C-+/-/0) and
the output generated by 'guide-key'. In both cases the default value
was too high.


git-svn-id: svn://localhost/emacslib/emacslib/trunk@519 a9598837-e506-0410-a967-fbf0066ee963