patch 7.4.1765
Problem:    Undo options are not together in the options window.
Solution:   Put them together.  (Gary Johnson)
diff --git a/runtime/optwin.vim b/runtime/optwin.vim
index 368eb09..b88f301 100644
--- a/runtime/optwin.vim
+++ b/runtime/optwin.vim
@@ -738,6 +738,10 @@
 call append("$", "undolevels\tmaximum number of changes that can be undone")
 call append("$", "\t(global or local to buffer)")
 call append("$", " \tset ul=" . &ul)
+call append("$", "undofile\tautomatically save and restore undo history")
+call <SID>BinOptionG("udf", &udf)
+call append("$", "undodir\tlist of directories for undo files")
+call <SID>OptionG("udir", &udir)
 call append("$", "undoreload\tmaximum number lines to save for undo on a buffer reload")
 call append("$", " \tset ur=" . &ur)
 call append("$", "modified\tchanges have been made and not written to a file")
@@ -1074,10 +1078,6 @@
   call append("$", "cmdwinheight\theight of the command-line window")
   call <SID>OptionG("cwh", &cwh)
 endif
-call append("$", "undofile\tautomatically save and restore undo history")
-call <SID>BinOptionG("udf", &udf)
-call append("$", "undodir\tlist of directories for undo files")
-call <SID>OptionG("udir", &udir)
 
 
 call <SID>Header("executing external commands")