Merge branch 'master' into jgrpp

# Conflicts:
#	src/widget.cpp

src/fios_gui.cpp

@@ -336,7 +336,7 @@ public:
 		this->querystrings[WID_SL_SAVE_OSK_TITLE] = &this->filename_editbox;
 		this->filename_editbox.ok_button = WID_SL_SAVE_GAME;
 
-		this->CreateNestedTree(true);
+		this->CreateNestedTree();
 		if (this->fop == SLO_LOAD && this->abstract_filetype == FT_SAVEGAME) {
 			this->GetWidget<NWidgetStacked>(WID_SL_CONTENT_DOWNLOAD_SEL)->SetDisplayedPlane(SZSP_HORIZONTAL);
 		}