Fixes [#31577] Select N-th vertex/face/edge doesnt work

http://projects.blender.org/tracker/index.php?func=detail&aid=31577&group_id=9&atid=498

Also solves both TODOs in the commented code.

Loop select now calls mouse_mesh() to handle setting an active vertex/edge/face.

source/blender/editors/mesh/editmesh_select.c

@@ -1044,6 +1044,7 @@ static void mouse_mesh_loop(bContext *C, int mval[2], short extend, short ring)
 //			if (EM_texFaceCheck())
 		
 		/* sets as active, useful for other tools */
+#if 0
 		if (select) {
 			if (em->selectmode & SCE_SELECT_VERTEX) {
 				/* TODO: would be nice if the edge vertex chosen here
@@ -1058,6 +1059,8 @@ static void mouse_mesh_loop(bContext *C, int mval[2], short extend, short ring)
 			 * belongs to the selected edge could be set to
 			 * active here in face select mode */
 		}
+#endif
+		mouse_mesh(C, mval, select, TRUE, FALSE);
 
 		WM_event_add_notifier(C, NC_GEOM | ND_SELECT, vc.obedit);
 	}