Patch from Jeremy Lea (reg@shale.csir.co.za). Fix capitalization problem with msgbar.xul

mailnews/ui/messenger/resources/Makefile.in

@@ -30,7 +30,7 @@ SAMPLES_DIR = $(DIST)/bin/res/mailnews/messenger
 
 EXPORT_RESOURCE_SAMPLES = \
 	$(srcdir)/mailshell.xul \
-	$(srcdir)/msgBar.xul \
+	$(srcdir)/msgbar.xul \
 	$(srcdir)/folderPane.xul \
 	$(srcdir)/folderPane.css \
 	$(srcdir)/threadPane.xul \