added the mention of library in which each class is defined to the documentation (patch 1756715)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@47777 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/richtextformattingdialog.tex

@@ -32,6 +32,10 @@ to apply the user-selected formatting to a control. For example:
 
 <wx/richtext/richtextformatdlg.h>
 
+\wxheading{Library}
+
+\helpref{wxRichtext}{librarieslist}
+
 \wxheading{Data structures}
 
 The following flags passed to the dialog constructor indicate the pages to
@@ -207,6 +211,10 @@ override one or more functions, and call the static function wxRichTextFormattin
 
 <wx/richtext/richtextformatdlg.h>
 
+\wxheading{Library}
+
+\helpref{wxRichtext}{librarieslist}
+
 \latexignore{\rtfignore{\wxheading{Members}}}