Merge pull request #730 from ychin/macvim_doc_noet

Add 'noet' to MacVim docs' modeline to keep it consistent with Vim

Author: splhack

runtime/doc/gui_mac.txt

@@ -838,4 +838,4 @@ page.
 Solution: ~
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- vim:tw=78:sw=4:ts=8:ft=help:norl:
+ vim:tw=78:sw=4:ts=8:noet:ft=help:norl: