Define keybindig to show svn history for the current buffer. Sort svn
keybinding definition alphabetically.


git-svn-id: svn://localhost/emacslib/emacslib/trunk@423 a9598837-e506-0410-a967-fbf0066ee963
Added some 'autoload' definitions related to 'psvn.el'. Enable the
module on some instances.


git-svn-id: svn://localhost/emacslib/emacslib/trunk@424 a9598837-e506-0410-a967-fbf0066ee963