Doc tweaks re text-mode menus

* doc/emacs/screen.texi (Menu Bar): Copyedits.

* doc/emacs/msdog.texi (Windows Keyboard): F10 menus are now a general feature.

doc/emacs/ChangeLog

 2014-06-08  Glenn Morris  <rgm@gnu.org>
 
+	* screen.texi (Menu Bar): Copyedits.
+	* msdog.texi (Windows Keyboard): F10 menus are now a general feature.
+
 	* frames.texi (Frame Commands): Copyedits re M-F10, F11.
 	* cmdargs.texi (Window Size X): Copyedits.
 

doc/emacs/msdog.texi

@@ -458,13 +458,6 @@ before Microsoft was founded.)  Examples of conflicts include
 You can redefine some of them with meanings more like the MS-Windows
 meanings by enabling CUA Mode (@pxref{CUA Bindings}).
 
-@kindex F10 @r{(MS-Windows)}
-@cindex menu bar access using keyboard @r{(MS-Windows)}
-  The @key{F10} key on Windows activates the menu bar in a way that
-makes it possible to use the menus without a mouse.  In this mode, the
-arrow keys traverse the menus, @key{RET} selects a highlighted menu
-item, and @key{ESC} closes the menu.
-
 @iftex
 @inforef{Windows Keyboard, , emacs}, for information about additional
 Windows-specific variables in this category.

doc/emacs/screen.texi

@@ -285,10 +285,7 @@ performs various commands.  @xref{Mode Line Mouse}.
 can use to perform common operations.  There's no need to list them
 here, as you can more easily see them yourself.
 
-@kindex M-`
-@kindex F10
-@findex menu-bar-open
-  On a display that support a mouse, you can use the mouse to choose a
+  On a display that supports a mouse, you can use the mouse to choose a
 command from the menu bar.  An arrow on the right edge of a menu item
 means it leads to a subsidiary menu, or @dfn{submenu}.  A @samp{...}
 at the end of a menu item means that the command will prompt you for
@@ -300,12 +297,16 @@ itself.  To view the full command name and documentation for a menu
 item, type @kbd{C-h k}, and then select the menu bar with the mouse in
 the usual way (@pxref{Key Help}).
 
+@kindex F10
+@findex menu-bar-open
+@cindex menu bar access using keyboard
   Instead of using the mouse, you can also invoke the first menu bar
 item by pressing @key{F10} (to run the command @code{menu-bar-open}).
 You can then navigate the menus with the arrow keys.  To activate a
 selected menu item, press @key{RET}; to cancel menu navigation, press
 @kbd{C-g} or @kbd{@key{ESC} @key{ESC} @key{ESC}}.
 
+@kindex M-`
 @findex tmm-menubar
 @vindex tty-menu-open-use-tmm
   On a text terminal, you can optionally access the menu-bar menus in