Acknowledge additional \lang command

src/tex2lyx/Context.cpp

@@ -113,6 +113,9 @@ void Context::begin_layout(ostream & os, Layout const * const & l)
 	}
 	// FIXME: This is not enough for things like
 	// \\Huge par1 \\par par2
+	// FIXME: If the document language is not english this outputs a
+	// superflous language change. Fortunately this is only file format
+	// bloat an does not change the TeX export of LyX.
 	output_font_change(os, normalfont, font);
 }
 

src/tex2lyx/test/XeTeX-polyglossia.lyx.lyx

@@ -78,12 +78,14 @@
 
 \begin_layout Part
 
+\lang british
 
 df
 \end_layout
 
 \begin_layout Standard
 
+\lang british
 
 1 English 
 \lang ancientgreek