launcher : limit launcher_icon_theme to 1 theme. Add XSETTINGS client and read launcher_icon_theme if manager is running.

git-svn-id: http://tint2.googlecode.com/svn/trunk@588 121b4492-b84c-0410-8b4c-0d4edfb3f3cc

src/tint2conf/properties.c

@@ -27,6 +27,7 @@
 void change_paragraph(GtkWidget  *widget);
 void create_general(GtkWidget  *parent);
 void create_panel(GtkWidget  *parent);
+void create_launcher(GtkWidget  *parent);
 void create_taskbar(GtkWidget  *parent);
 void create_task(GtkWidget  *parent);
 void create_clock(GtkWidget  *parent);