Changed order of used headers, so there is no need to include again 'wx/wx.h'...

Changed order of used headers, so there is no need to include again 'wx/wx.h' needed by layers_id_color_and_visibility.h

pcbnew/class_board.h

@@ -33,12 +33,12 @@
 
 #include <dlist.h>
 
+#include <common.h>                         // PAGE_INFO
 #include <layers_id_colors_and_visibility.h>
 #include <class_netinfo.h>
 #include <class_pad.h>
 #include <class_colors_design_settings.h>
 #include <class_board_design_settings.h>
-#include <common.h>                         // PAGE_INFO
 #include <class_title_block.h>
 #include <class_zone_settings.h>
 #include <pcb_plot_params.h>