Do not print the mesecons OK message

mesecons/init.lua

@@ -117,8 +117,6 @@ function mesecon.receptor_off(pos, rules)
 end
 
 
-print("[OK] Mesecons")
-
 -- Deprecated stuff
 -- To be removed in future releases
 dofile(minetest.get_modpath("mesecons").."/legacy.lua");