Remove Duemilanove

No way to fit Marlin into 32K.

Marlin/Makefile

@@ -99,12 +99,6 @@ else ifeq  ($(HARDWARE_MOTHERBOARD),34)
 HARDWARE_VARIANT ?= arduino
 MCU              ?= atmega2560
 
-#Duemilanove w/ ATMega328P pin assignment
-else ifeq  ($(HARDWARE_MOTHERBOARD),4)
-HARDWARE_VARIANT ?= arduino
-HARDWARE_SUB_VARIANT ?= standard
-MCU              ?= atmega328p
-
 #Gen6
 else ifeq  ($(HARDWARE_MOTHERBOARD),5)
 HARDWARE_VARIANT ?= Gen6

Marlin/boards.h

@@ -16,7 +16,6 @@
 #define BOARD_RAMPS_13_EEF      36   // RAMPS 1.3 / 1.4 (Power outputs: Extruder0, Extruder1, Fan)
 #define BOARD_RAMPS_13_SF       38   // RAMPS 1.3 / 1.4 (Power outputs: Spindle, Controller Fan)
 #define BOARD_FELIX2            37   // Felix 2.0+ Electronics Board (RAMPS like)
-#define BOARD_DUEMILANOVE_328P  4    // Duemilanove w/ ATMega328P pin assignments
 #define BOARD_GEN6              5    // Gen6
 #define BOARD_GEN6_DELUXE       51   // Gen6 deluxe
 #define BOARD_SANGUINOLOLU_11   6    // Sanguinololu < 1.2

Marlin/configurator/config/boards.h

@@ -15,7 +15,6 @@
 #define BOARD_RAMPS_13_EFF      35   // RAMPS 1.3 / 1.4 (Power outputs: Extruder, Fan, Fan)
 #define BOARD_RAMPS_13_EEF      36   // RAMPS 1.3 / 1.4 (Power outputs: Extruder0, Extruder1, Fan)
 #define BOARD_FELIX2            37   // Felix 2.0+ Electronics Board (RAMPS like)
-#define BOARD_DUEMILANOVE_328P  4    // Duemilanove w/ ATMega328P pin assignments
 #define BOARD_GEN6              5    // Gen6
 #define BOARD_GEN6_DELUXE       51   // Gen6 deluxe
 #define BOARD_SANGUINOLOLU_11   6    // Sanguinololu < 1.2

Marlin/pins.h

@@ -36,8 +36,6 @@
   #include "pins_RAMPS_OLD.h"
 #elif MB(RAMPS_13_EFB) || MB(RAMPS_13_EEB) || MB(RAMPS_13_EFF) || MB(RAMPS_13_EEF) || MB(RAMPS_13_SF)
   #include "pins_RAMPS_13.h"
-#elif MB(DUEMILANOVE_328P)
-  #include "pins_DUEMILANOVE_328P.h"
 #elif MB(GEN6)
   #include "pins_GEN6.h"
 #elif MB(GEN6_DELUXE)

Marlin/pins_DUEMILANOVE_328P.h

-/**
- * Duemilanove w/ ATMega328P pin assignments
- */
-
-#ifndef __AVR_ATmega328P__
-  #error Oops!  Make sure you have 'Arduino Duemilanove w/ ATMega328' selected from the 'Tools -> Boards' menu.
-#endif
-
-#define X_STEP_PIN         19
-#define X_DIR_PIN          18
-#define X_ENABLE_PIN       -1
-#define X_STOP_PIN         17
-
-#define Y_STEP_PIN         10
-#define Y_DIR_PIN           7
-#define Y_ENABLE_PIN       -1
-#define Y_STOP_PIN          8
-
-#define Z_STEP_PIN         13
-#define Z_DIR_PIN           3
-#define Z_ENABLE_PIN        2
-#define Z_STOP_PIN          4
-
-#define E0_STEP_PIN         11
-#define E0_DIR_PIN          12
-#define E0_ENABLE_PIN       -1
-
-#define SDPOWER          -1
-#define SDSS          -1
-#define LED_PIN            -1
-#define FAN_PIN             5
-#define PS_ON_PIN          -1
-#define KILL_PIN           -1
-
-#define HEATER_0_PIN        6
-#define HEATER_1_PIN        -1
-#define HEATER_2_PIN        -1
-#define TEMP_0_PIN          0    // MUST USE ANALOG INPUT NUMBERING NOT DIGITAL OUTPUT NUMBERING!!!!!!!!!
-#define TEMP_1_PIN          -1
-#define TEMP_2_PIN          -1
-#define HEATER_BED_PIN      -1
-#define TEMP_BED_PIN        -1
-