Add paramater for arduino debug logs

lib/farmbot/celery_script/ast/node/config_update.ex

@@ -62,6 +62,7 @@ defmodule Farmbot.CeleryScript.AST.Node.ConfigUpdate do
   defp lookup_os_config("sequence_init_log",         val), do: {:ok, {:bool,   "settings", format_bool_for_os(val)}}
   defp lookup_os_config("sequence_body_log",         val), do: {:ok, {:bool,   "settings", format_bool_for_os(val)}}
   defp lookup_os_config("sequence_complete_log",     val), do: {:ok, {:bool,   "settings", format_bool_for_os(val)}}
+  defp lookup_os_config("arduino_debug_messages",    val), do: {:ok, {:bool,   "settings", format_bool_for_os(val)}}
 
   defp lookup_os_config("network_not_found_timer",   val) when val > 0, do: {:ok, {:float,  "settings", to_float(val)}}
   defp lookup_os_config("network_not_found_timer",  _val), do: {:error, "network_not_found_timer must be greater than zero"}
@@ -69,6 +70,7 @@ defmodule Farmbot.CeleryScript.AST.Node.ConfigUpdate do
   defp lookup_os_config("firmware_hardware", "farmduino"), do: {:ok, {:string, "settings", "farmduino"}}
   defp lookup_os_config("firmware_hardware",   "arduino"), do: {:ok, {:string, "settings", "arduino"}}
   defp lookup_os_config("firmware_hardware",     unknown), do: {:error, "unknown hardware: #{unknown}"}
+
   defp lookup_os_config(unknown_config,                _), do: {:error, "unknown config: #{unknown_config}"}
 
   defp format_bool_for_os(1), do: true

lib/farmbot/firmware/firmware.ex

@@ -221,7 +221,9 @@ defmodule Farmbot.Firmware do
   end
 
   defp handle_gcode({:debug_message, message}, state) do
-    Logger.debug 3, "Arduino debug message: #{message}"
+    if Farmbot.System.ConfigStorage.get_config_value(:bool, "settings", "arduino_debug_messages") do
+      Logger.debug 3, "Arduino debug message: #{message}"
+    end
     {nil, state}
   end
 

priv/config_storage/migrations/20171208041623_arduino_debug_param.exs

@@ -0,0 +1,9 @@
+defmodule Farmbot.System.ConfigStorage.Migrations.ArduinoDebugParam do
+  use Ecto.Migration
+
+  import Farmbot.System.ConfigStorage.MigrationHelpers
+
+  def change do
+    create_settings_config("arduino_debug_messages", :bool, false)
+  end
+end