ftplugin/gitrebase.vim: smart K map

If K is pressed at the beginning of the line, call it instead on the
following hash.

ftplugin/gitrebase.vim

@@ -1,7 +1,7 @@
 " Vim filetype plugin
 " Language:	git rebase --interactive
 " Maintainer:	Tim Pope <vimNOSPAM@tpope.info>
-" Last Change:	2008 Feb 27
+" Last Change:	2008 Apr 16
 
 " Only do this when not done yet for this buffer
 if (exists("b:did_ftplugin"))
@@ -16,3 +16,11 @@ if !exists("b:undo_ftplugin")
     let b:undo_ftplugin = ""
 endif
 let b:undo_ftplugin = b:undo_ftplugin."|setl com< cms< fo<"
+
+if exists("g:no_plugin_maps") || exists("g:no_gitrebase_maps")
+    finish
+endif
+
+nnoremap <buffer> <expr> K col('.') < 7 && expand('<Lt>cword>') =~ '\X' && getline('.') =~ '^\w\+\s\+\x\+\>' ? 'wK' : 'K'
+
+let b:undo_ftplugin = b:undo_ftplugin . "|nunmap <buffer> K"