Made "full-text" references consistent.

Docs/Manual_style_guidelines.txt:
  Added "full-text" to style doc. Was previously decided, not documented.

Docs/Manual_style_guidelines.txt

@@ -258,3 +258,6 @@ Paul, I think we should also decide whether to write Version or version, and in
 After a semicolon, don't use uppercase. It is NOT the start of a new sentence!
 
 It's "unstable", not "instable". ;-)
+
+It's "full-text", not "fulltext".
+

Docs/manual.texi

@@ -49115,24 +49115,24 @@ Our TODO section contains what we plan to have in 4.0. @xref{TODO MySQL 4.0}.
 
 @itemize @bullet
 @item
-Fixed bug in phrase operator @code{"..."} in boolean fulltext search.
+Fixed bug in phrase operator @code{"..."} in boolean full-text search.
 @item
 Fixed bug that caused duplicated rows when using truncation operator
-@code{*} in boolean fulltext search.
+@code{*} in boolean full-text search.
 @item
-Fixed bug in boolean fulltext search that caused a crash when an identical
+Fixed bug in boolean full-text search that caused a crash when an identical
 @code{MATCH} expression that did not use an index appeared twice.
 @item
 Query cache disabled in @code{mysqldump}.
 @item
 Fixed problem on Windows 98 that made sending of results very slow.
 @item
-Boolean fulltext search weighting scheme changed to something more reasonable.
+Boolean full-text search weighting scheme changed to something more reasonable.
 @item
-Fixed bug in boolean fulltext search that caused MySQL to ignore queries of
+Fixed bug in boolean full-text search that caused MySQL to ignore queries of
 @code{ft_min_word_len} characters.
 @item
-Boolean fulltext search now supports ``phrase searches''.
+Boolean full-text search now supports ``phrase searches''.
 @item
 New configure option @code{--without-query-cache}. 
 @item