Fix output of floats, etc, inside environments.

Fixes bug #9094.

(cherry picked from commit 98feadd61e)

src/output_xhtml.cpp

@@ -1008,8 +1008,9 @@ ParagraphList::const_iterator makeEnvironment(Buffer const & buf,
 				if (labelfirst)
 					openItemTag(xs, style, par->params());
 
-				par->simpleLyXHTMLOnePar(buf, xs, runparams,
+				docstring deferred = par->simpleLyXHTMLOnePar(buf, xs, runparams,
 					text.outerFont(distance(begin, par)), true, true, sep);
+				xs << XHTMLStream::ESCAPE_NONE << deferred;
 				++par;
 
 				// We may not want to close the tag yet, in particular:

status.22x

@@ -95,6 +95,8 @@ What's new
 
 - Fix display of listings (bug 8362).
 
+- Fix output of floats, etc, inside environments (bug 9094).
+
 - Add "dir='auto'" to body tag, which should help a lot with export of
   RTL languages (bug 8279, partly).