Minor indexing changes to generate more consistent page layouts

ChangeLog

@@ -1,5 +1,9 @@
 2014-02-02  Barton E. Schaefer  <schaefer@zsh.org>
 
+	* unposted: Doc/Zsh/builtins.yo, Doc/Zsh/expn.yo,
+	Doc/Zsh/roadmap.yo: tweak index markers and related whitespace
+	to make appearance consistent with other pages
+
 	* 32341: Src/init.c: guess at best ZLE_RPROMPT_INDENT based on
 	termcap/terminfo description
 

Doc/Zsh/builtins.yo

@@ -3,8 +3,6 @@ chapter(Shell Builtin Commands)
 ifzman(\
 sect(Shell Builtin Commands)
 )\
-cindex(builtin commands)
-cindex(commands, builtin)
 def(prefix)(1)(\
 item(tt(ARG1) var(simple command))(
 See noderef(Precommand Modifiers).
@@ -29,6 +27,8 @@ ifnzman(noderef(Zle Builtins)).
 )\
 )\
 
+cindex(builtin commands)
+cindex(commands, builtin)
 Some shell builtin commands take options as described in individual
 entries; these are often referred to in the list below as `tt(flags)' to
 avoid confusion with shell options, which may also have an effect on the

Doc/Zsh/expn.yo

@@ -1,7 +1,7 @@
 texinode(Expansion)(Parameters)(Prompt Expansion)(Top)
 chapter(Expansion)
-cindex(expansion)
 ifnztexi(sect(Description))
+cindex(expansion)
 The following types of expansions are performed in the indicated order in
 five steps:
 

Doc/Zsh/roadmap.yo

@@ -1,7 +1,6 @@
 texinode(Roadmap)(Invocation)(Introduction)(Top)
 chapter(Roadmap)
 cindex(roadmap)
-
 The Zsh Manual, like the shell itself, is large and often complicated.
 This section of the manual provides some pointers to areas of the shell
 that are likely to be of particular interest to new users, and indicates