Added CUSTOM_MENDEL_NAME option to Configuration.h and language.h

Also cosmetic comment changes and spelling corrections in printed
messages

ArduinoAddons/Arduino_0.xx/Gen6/bootloaders/atmega644p/ATmegaBOOT.c

     WDTCSR = 0;
 
     // Check if the WDT was used to reset, in which case we dont bootload and skip straight to the code. woot.
-    if (! (ch &  _BV(EXTRF))) // if its a not an external reset...
+    if (! (ch &  _BV(EXTRF))) // if it's a not an external reset...
       app_start();  // skip bootloader
 #endif
 

ArduinoAddons/Arduino_0.xx/Sanguino/bootloaders/atmega644p/ATmegaBOOT.c

     WDTCSR = 0;
 
     // Check if the WDT was used to reset, in which case we dont bootload and skip straight to the code. woot.
-    if (! (ch &  _BV(EXTRF))) // if its a not an external reset...
+    if (! (ch &  _BV(EXTRF))) // if it's a not an external reset...
       app_start();  // skip bootloader
 #endif
 

ArduinoAddons/Arduino_0.xx/libraries/LiquidCrystal/LiquidCrystal.cpp

 //    S = 0; No shift 
 //
 // Note, however, that resetting the Arduino doesn't reset the LCD, so we
-// can't assume that its in that state when a sketch starts (and the
+// can't assume that it's in that state when a sketch starts (and the
 // LiquidCrystal constructor is called).
 
 LiquidCrystal::LiquidCrystal(uint8_t rs, uint8_t rw, uint8_t enable,

ArduinoAddons/Arduino_0.xx/libraries/U8glib/utility/chessengine.c

 	- Castling: Need to check for fields under attack
 	    --> done
 	
-	- Check for WIN / LOOSE situation, perhaps call ce_Eval() once on the top-level board setup
+	- Check for WIN / LOSE situation, perhaps call ce_Eval() once on the top-level board setup
 	    just after the real move
 	- cleanup cu_Move
 	    --> almost done

ArduinoAddons/Arduino_1.x.x/libraries/LiquidCrystal/LiquidCrystal.cpp

 //    S = 0; No shift 
 //
 // Note, however, that resetting the Arduino doesn't reset the LCD, so we
-// can't assume that its in that state when a sketch starts (and the
+// can't assume that it's in that state when a sketch starts (and the
 // LiquidCrystal constructor is called).
 
 LiquidCrystal::LiquidCrystal(uint8_t rs, uint8_t rw, uint8_t enable,

ArduinoAddons/Arduino_1.x.x/libraries/U8glib/utility/chessengine.c

 	- Castling: Need to check for fields under attack
 	    --> done
 	
-	- Check for WIN / LOOSE situation, perhaps call ce_Eval() once on the top-level board setup
+	- Check for WIN / LOSE situation, perhaps call ce_Eval() once on the top-level board setup
 	    just after the real move
 	- cleanup cu_Move
 	    --> almost done

ArduinoAddons/Arduino_1.x.x/sanguino/bootloaders/atmega/ATmegaBOOT_168.c

 	WDTCSR = 0;
 
 	// Check if the WDT was used to reset, in which case we dont bootload and skip straight to the code. woot.
-	if (! (ch &  _BV(EXTRF))) // if its a not an external reset...
+	if (! (ch &  _BV(EXTRF))) // if it's a not an external reset...
 		app_start();  // skip bootloader
 #else
 	asm volatile("nop\n\t");

ArduinoAddons/Arduino_1.x.x/sanguino/bootloaders/atmega644p/ATmegaBOOT.c

     WDTCSR = 0;
 
     // Check if the WDT was used to reset, in which case we dont bootload and skip straight to the code. woot.
-    if (! (ch &  _BV(EXTRF))) // if its a not an external reset...
+    if (! (ch &  _BV(EXTRF))) // if it's a not an external reset...
       app_start();  // skip bootloader
 #endif
 

ArduinoAddons/Arduino_1.x.x/sanguino/bootloaders/atmega644p/ATmegaBOOT.c.tst

     WDTCSR = 0;
 
     // Check if the WDT was used to reset, in which case we dont bootload and skip straight to the code. woot.
-    if (! (ch &  _BV(EXTRF))) // if its a not an external reset...
+    if (! (ch &  _BV(EXTRF))) // if it's a not an external reset...
       app_start();  // skip bootloader
 #endif
 

Marlin/Configuration.h

 #ifndef CONFIGURATION_H
 #define CONFIGURATION_H
 
-// This configurtion file contains the basic settings.
-// Advanced settings can be found in Configuration_adv.h 
+// This configuration file contains the basic settings.
+// Advanced settings can be found in Configuration_adv.h
 // BASIC SETTINGS: select your board type, temperature sensor type, axis scaling, and endstop configuration
 
-//User specified version info of this build to display in [Pronterface, etc] terminal window during startup.
-//Implementation of an idea by Prof Braino to inform user that any changes made
-//to this build by the user have been successfully uploaded into firmware.
+// User-specified version info of this build to display in [Pronterface, etc] terminal window during
+// startup. Implementation of an idea by Prof Braino to inform user that any changes made to this
+// build by the user have been successfully uploaded into firmware.
 #define STRING_VERSION_CONFIG_H __DATE__ " " __TIME__ // build date and time
-#define STRING_CONFIG_H_AUTHOR "(none, default config)" //Who made the changes.
+#define STRING_CONFIG_H_AUTHOR "(none, default config)" // Who made the changes.
 
 // SERIAL_PORT selects which serial port should be used for communication with the host.
 // This allows the connection of wireless adapters (for instance) to non-default port pins.
 #define MOTHERBOARD 7
 #endif
 
+// Define this to set a custom name for your generic Mendel,
+// #define CUSTOM_MENDEL_NAME "This Mendel"
+
 //// The following define selects which power supply you have. Please choose the one that matches your setup
 // 1 = ATX
 // 2 = X-Box 360 203Watts (the blue wire connected to PS_ON and the red wire to VCC)
 // Actual temperature must be close to target for this long before M109 returns success
 #define TEMP_RESIDENCY_TIME 10	// (seconds)
 #define TEMP_HYSTERESIS 3       // (degC) range of +/- temperatures considered "close" to the target one
-#define TEMP_WINDOW     1       // (degC) Window around target to start the recidency timer x degC early.
+#define TEMP_WINDOW     1       // (degC) Window around target to start the residency timer x degC early.
 
 // The minimal temperature defines the temperature below which the heater will not be enabled It is used
 // to check that the wiring to the thermistor is not broken. 
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more then PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
   #define PID_INTEGRAL_DRIVE_MAX 255  //limit for the integral term
-  #define K1 0.95 //smoothing factor withing the PID
+  #define K1 0.95 //smoothing factor within the PID
   #define PID_dT ((16.0 * 8.0)/(F_CPU / 64.0 / 256.0)) //sampling period of the temperature routine
 
 // If you are using a preconfigured hotend then you can use one of the value sets by uncommenting it
 #endif // PIDTEMP
 
 // Bed Temperature Control
-// Select PID or bang-bang with PIDTEMPBED.  If bang-bang, BED_LIMIT_SWITCHING will enable hysteresis
+// Select PID or bang-bang with PIDTEMPBED. If bang-bang, BED_LIMIT_SWITCHING will enable hysteresis
 //
-// uncomment this to enable PID on the bed.   It uses the same ferquency PWM as the extruder. 
+// Uncomment this to enable PID on the bed. It uses the same frequency PWM as the extruder.
 // If your PID_dT above is the default, and correct for your hardware/configuration, that means 7.689Hz,
 // which is fine for driving a square wave into a resistive load and does not significantly impact you FET heating.
 // This also works fine on a Fotek SSR-10DA Solid State Relay into a 250W heater. 
-// If your configuration is significantly different than this and you don't understand the issues involved, you proabaly 
+// If your configuration is significantly different than this and you don't understand the issues involved, you probably 
 // shouldn't use bed PID until someone else verifies your hardware works.
 // If this is enabled, find your own PID constants below.
 //#define PIDTEMPBED
 //
 //#define BED_LIMIT_SWITCHING
 
-// This sets the max power delived to the bed, and replaces the HEATER_BED_DUTY_CYCLE_DIVIDER option.
+// This sets the max power delivered to the bed, and replaces the HEATER_BED_DUTY_CYCLE_DIVIDER option.
 // all forms of bed control obey this (PID, bang-bang, bang-bang with hysteresis)
 // setting this to anything other than 256 enables a form of PWM to the bed just like HEATER_BED_DUTY_CYCLE_DIVIDER did,
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 
 #ifdef PIDTEMPBED
 //120v 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)
-//from FOPDT model - kp=.39 Tp=405 Tdead=66, Tc set to 79.2, argressive factor of .15 (vs .1, 1, 10)
+//from FOPDT model - kp=.39 Tp=405 Tdead=66, Tc set to 79.2, aggressive factor of .15 (vs .1, 1, 10)
     #define  DEFAULT_bedKp 10.00
     #define  DEFAULT_bedKi .023
     #define  DEFAULT_bedKd 305.4
 // Uncomment the following line to enable CoreXY kinematics
 // #define COREXY
 
-// corse Endstop Settings
+// coarse Endstop Settings
 #define ENDSTOPPULLUPS // Comment this out (using // at the start of the line) to disable the endstop pullup resistors
 
 #ifndef ENDSTOPPULLUPS
-  // fine Enstop settings: Individual Pullups. will be ignord if ENDSTOPPULLUPS is defined
+  // fine Enstop settings: Individual Pullups. will be ignored if ENDSTOPPULLUPS is defined
   #define ENDSTOPPULLUP_XMAX
   #define ENDSTOPPULLUP_YMAX
   #define ENDSTOPPULLUP_ZMAX
 #define Y_HOME_DIR -1
 #define Z_HOME_DIR -1
 
-#define min_software_endstops true //If true, axis won't move to coordinates less than HOME_POS.
-#define max_software_endstops true  //If true, axis won't move to coordinates greater than the defined lengths below.
+#define min_software_endstops true // If true, axis won't move to coordinates less than HOME_POS.
+#define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 // Travel limits after homing
 #define X_MAX_POS 205
 #define X_MIN_POS 0
 
 // default settings 
 
-#define DEFAULT_AXIS_STEPS_PER_UNIT   {78.7402,78.7402,200*8/3,760*1.1}  // default steps per unit for ultimaker 
+#define DEFAULT_AXIS_STEPS_PER_UNIT   {78.7402,78.7402,200*8/3,760*1.1}  // default steps per unit for Ultimaker
 #define DEFAULT_MAX_FEEDRATE          {500, 500, 5, 25}    // (mm/sec)    
 #define DEFAULT_MAX_ACCELERATION      {9000,9000,100,10000}    // X, Y, Z, E maximum start speed for accelerated moves. E default values are good for skeinforge 40+, for older versions raise them a lot.
 
 #define DEFAULT_ACCELERATION          3000    // X, Y, Z and E max acceleration in mm/s^2 for printing moves 
-#define DEFAULT_RETRACT_ACCELERATION  3000   // X, Y, Z and E max acceleration in mm/s^2 for r retracts
+#define DEFAULT_RETRACT_ACCELERATION  3000   // X, Y, Z and E max acceleration in mm/s^2 for retracts
 
 // Offset of the extruders (uncomment if using more than one and relying on firmware to position when changing).
 // The offset has to be X=0, Y=0 for the extruder 0 hotend (default extruder).

Marlin/LiquidCrystalRus.cpp

 //    S = 0; No shift 
 //
 // Note, however, that resetting the Arduino doesn't reset the LCD, so we
-// can't assume that its in that state when a sketch starts (and the
+// can't assume that it's in that state when a sketch starts (and the
 // LiquidCrystal constructor is called).
 // 
 // modified 27 Jul 2011

Marlin/language.h

 
 // NOTE: IF YOU CHANGE THIS FILE / MERGE THIS FILE WITH CHANGES
 //
-//   ==> ALWAYS TRY TO COMPILE MARLIN WITH/WITHOUT "ULTIPANEL" / "ULTRALCD" / "SDSUPPORT" #define IN "Configuration.h" 
-//   ==> ALSO TRY ALL AVAILABLE "LANGUAGE_CHOICE" OPTIONS
+//   ==> ALWAYS TRY TO COMPILE MARLIN WITH/WITHOUT "ULTIPANEL" / "ULTRALCD" / "SDSUPPORT" #define IN "Configuration.h" 
+//   ==> ALSO TRY ALL AVAILABLE "LANGUAGE_CHOICE" OPTIONS
 
 // Languages
 // 1  English
 	#define MACHINE_NAME "Rumba"
 	#define FIRMWARE_URL "https://github.com/ErikZalm/Marlin/"
 #else
-	#define MACHINE_NAME "Mendel"
+	#ifdef CUSTOM_MENDEL_NAME
+		#define MACHINE_NAME CUSTOM_MENDEL_NAME
+	#else
+		#define MACHINE_NAME "Mendel"
+	#endif
 	#define FIRMWARE_URL "http://www.mendel-parts.com"
 #endif
 
 	#define MSG_PID_D "PID-D"
 	#define MSG_PID_C "PID-C"
 	#define MSG_ACC  "Accel"
-	#define MSG_VXY_JERK "Vxy-jerk"
-	#define MSG_VZ_JERK "Vz-jerk"
-	#define MSG_VE_JERK "Ve-jerk"
+	#define MSG_VXY_JERK "Vxy-jerk"
+	#define MSG_VZ_JERK "Vz-jerk"
+	#define MSG_VE_JERK "Ve-jerk"
 	#define MSG_VMAX "Vmax "
 	#define MSG_X "x"
 	#define MSG_Y "y"
 	#define MSG_SD_ERR_WRITE_TO_FILE "error writing to file"
 	#define MSG_SD_CANT_ENTER_SUBDIR "Cannot enter subdir: "
 
-	#define MSG_STEPPER_TO_HIGH "Steprate to high: "
+	#define MSG_STEPPER_TOO_HIGH "Steprate too high: "
 	#define MSG_ENDSTOPS_HIT "endstops hit: "
 	#define MSG_ERR_COLD_EXTRUDE_STOP " cold extrusion prevented"
 	#define MSG_ERR_LONG_EXTRUDE_STOP " too long extrusion prevented"
 	#define MSG_PID_C "PID-C"
 	#define MSG_ACC  "Acc"
 	#define MSG_VXY_JERK "Zryw Vxy"
-	#define MSG_VZ_JERK "Zryw Vz"
-	#define MSG_VE_JERK "Zryw Ve"
+	#define MSG_VZ_JERK "Zryw Vz"
+	#define MSG_VE_JERK "Zryw Ve"
 	#define MSG_VMAX "Vmax"
 	#define MSG_X "x"
 	#define MSG_Y "y"
 	#define MSG_SD_ERR_WRITE_TO_FILE "blad podczas zapisu do pliku"
 	#define MSG_SD_CANT_ENTER_SUBDIR "Nie mozna odczytac podkatalogu: "
 
-	#define MSG_STEPPER_TO_HIGH "Za duza czestotliwosc krokow: "
+	#define MSG_STEPPER_TOO_HIGH "Za duza czestotliwosc krokow: "
 	#define MSG_ENDSTOPS_HIT "Wylacznik krancowy zostal wyzwolony na pozycji: "
 	#define MSG_ERR_COLD_EXTRUDE_STOP " uniemozliwiono zimna ekstruzje"
 	#define MSG_ERR_LONG_EXTRUDE_STOP " uniemozliwiono zbyt dluga ekstruzje"
 #define MSG_PID_C " PID-C: "
 #define MSG_ACC " Acc:"
 #define MSG_VXY_JERK "Vxy-jerk"
-#define MSG_VZ_JERK "Vz-jerk"
-#define MSG_VE_JERK "Ve-jerk"
+#define MSG_VZ_JERK "Vz-jerk"
+#define MSG_VE_JERK "Ve-jerk"
 #define MSG_VMAX " Vmax "
 #define MSG_X "x:"
 #define MSG_Y "y:"
 #define MSG_SD_ERR_WRITE_TO_FILE "Erreur d'ecriture dans le fichier"
 #define MSG_SD_CANT_ENTER_SUBDIR "Impossible d'entrer dans le sous-repertoire: "
 
-#define MSG_STEPPER_TO_HIGH "Steprate trop eleve: "
+#define MSG_STEPPER_TOO_HIGH "Steprate trop eleve: "
 #define MSG_ENDSTOPS_HIT "Fin de course atteint: "
 #define MSG_ERR_COLD_EXTRUDE_STOP " Extrusion a froid evitee"
 #define MSG_ERR_LONG_EXTRUDE_STOP " Extrusion longue evitee"
 	#define MSG_PID_C            "PID-C"
 	#define MSG_ACC              "Acc"
 	#define MSG_VXY_JERK         "Vxy-jerk"
-	#define MSG_VZ_JERK          "Vz-jerk"
-	#define MSG_VE_JERK          "Ve-jerk"
+	#define MSG_VZ_JERK          "Vz-jerk"
+	#define MSG_VE_JERK          "Ve-jerk"
 	#define MSG_VMAX             "Vmax "
 	#define MSG_X                "x"
 	#define MSG_Y                "y"
 	#define MSG_SD_ERR_WRITE_TO_FILE "error writing to file"
 	#define MSG_SD_CANT_ENTER_SUBDIR "Cannot enter subdir:"
 
-	#define MSG_STEPPER_TO_HIGH "Steprate to high : "
+	#define MSG_STEPPER_TOO_HIGH "Steprate too high : "
 	#define MSG_ENDSTOPS_HIT "endstops hit: "
 	#define MSG_ERR_COLD_EXTRUDE_STOP " cold extrusion prevented"
 	#define MSG_ERR_LONG_EXTRUDE_STOP " too long extrusion prevented"
 #define MSG_PID_C " PID-C: "
 #define MSG_ACC  " Acc:"
 #define MSG_VXY_JERK " Vxy-jerk: "
-#define MSG_VZ_JERK "Vz-jerk"
-#define MSG_VE_JERK "Ve-jerk"
+#define MSG_VZ_JERK "Vz-jerk"
+#define MSG_VE_JERK "Ve-jerk"
 #define MSG_VMAX " Vmax "
 #define MSG_X "x:"
 #define MSG_Y "y:"
 #define MSG_SD_ERR_WRITE_TO_FILE "Error al escribir en el archivo"
 #define MSG_SD_CANT_ENTER_SUBDIR "No se puede abrir la carpeta:"
 
-#define MSG_STEPPER_TO_HIGH "Steprate demasiado alto : "
+#define MSG_STEPPER_TOO_HIGH "Steprate demasiado alto : "
 #define MSG_ENDSTOPS_HIT "Se ha tocado el fin de carril: "
 #define MSG_ERR_COLD_EXTRUDE_STOP " extrusion fria evitada"
 #define MSG_ERR_LONG_EXTRUDE_STOP " extrusion demasiado larga evitada"
 #define MSG_PID_C							" PID-C: "
 #define MSG_ACC								" Acc:"
 #define MSG_VXY_JERK						" Vxy-jerk: "
-#define MSG_VZ_JERK                         "Vz-jerk"
-#define MSG_VE_JERK                         "Ve-jerk"
+#define MSG_VZ_JERK                         "Vz-jerk"
+#define MSG_VE_JERK                         "Ve-jerk"
 #define MSG_VMAX							" Vmax "
 #define MSG_X								"x:"
 #define MSG_Y								"y:"
 #define MSG_SD_NOT_PRINTING					"нет SD печати"
 #define MSG_SD_ERR_WRITE_TO_FILE			"ошибка записи в файл"
 #define MSG_SD_CANT_ENTER_SUBDIR			"Не зайти в папку:"
-#define MSG_STEPPER_TO_HIGH					"Частота шагов очень высока : "
+#define MSG_STEPPER_TOO_HIGH				"Частота шагов очень высока : "
 #define MSG_ENDSTOPS_HIT					"концевик сработал: "
 #define MSG_ERR_COLD_EXTRUDE_STOP			" защита холодной экструзии"
 #define MSG_ERR_LONG_EXTRUDE_STOP			" защита превышения длинны экструзии"
 	#define MSG_PID_C                "PID-C"
 	#define MSG_ACC                  "Accel"
 	#define MSG_VXY_JERK             "Vxy-jerk"
-	#define MSG_VZ_JERK              "Vz-jerk"
-	#define MSG_VE_JERK              "Ve-jerk"
+	#define MSG_VZ_JERK              "Vz-jerk"
+	#define MSG_VE_JERK              "Ve-jerk"
 	#define MSG_VMAX                 "Vmax"
 	#define MSG_X                    "x"
 	#define MSG_Y                    "y"
 	#define MSG_SD_ERR_WRITE_TO_FILE "Errore nella scrittura su file"
 	#define MSG_SD_CANT_ENTER_SUBDIR "Impossibile entrare nella sottocartella: "
 
-	#define MSG_STEPPER_TO_HIGH      "Steprate troppo alto: "
+	#define MSG_STEPPER_TOO_HIGH     "Steprate troppo alto: "
 	#define MSG_ENDSTOPS_HIT         "Raggiunto il fondo carrello: "
 	#define MSG_ERR_COLD_EXTRUDE_STOP " prevenuta estrusione fredda"
 	#define MSG_ERR_LONG_EXTRUDE_STOP " prevenuta estrusione troppo lunga"
 	#define MSG_PID_C " PID-C: "
 	#define MSG_ACC  " Acc:"
 	#define MSG_VXY_JERK " Vxy-jerk: "
-	#define MSG_VZ_JERK "Vz-jerk"
-	#define MSG_VE_JERK "Ve-jerk"
+	#define MSG_VZ_JERK "Vz-jerk"
+	#define MSG_VE_JERK "Ve-jerk"
 	#define MSG_VMAX " Vmax "
 	#define MSG_X "x:"
 	#define MSG_Y "y:"
 	#define MSG_CONTROL_RETRACT_RECOVER " DesRet +mm:"
 	#define MSG_CONTROL_RETRACT_RECOVERF " DesRet  F:"
 	#define MSG_AUTORETRACT " AutoRetr.:"
-        #define MSG_SERIAL_ERROR_MENU_STRUCTURE "Algo esta errado na estrutura do Menu."
-        #define MSG_FILAMENTCHANGE "Change filament"
+	#define MSG_SERIAL_ERROR_MENU_STRUCTURE "Algo esta errado na estrutura do Menu."
+	#define MSG_FILAMENTCHANGE "Change filament"
 
 // Serial Console Messages
 
 	#define MSG_SD_ERR_WRITE_TO_FILE "Erro ao escrever no arquivo"
 	#define MSG_SD_CANT_ENTER_SUBDIR "Nao pode abrir o sub diretorio:"
 
-	#define MSG_STEPPER_TO_HIGH "Steprate muito alto : "
+	#define MSG_STEPPER_TOO_HIGH "Steprate muito alto : "
 	#define MSG_ENDSTOPS_HIT "O ponto final foi tocado: "
 	#define MSG_ERR_COLD_EXTRUDE_STOP " Extrusao a frio evitada"
 	#define MSG_ERR_LONG_EXTRUDE_STOP " Extrusao muito larga evitada"
 	#define MSG_PID_C "PID-C"
 	#define MSG_ACC  "Kiihtyv"
 	#define MSG_VXY_JERK "Vxy-jerk"
-	#define MSG_VZ_JERK "Vz-jerk"
-	#define MSG_VE_JERK "Ve-jerk"
+	#define MSG_VZ_JERK "Vz-jerk"
+	#define MSG_VE_JERK "Ve-jerk"
 	#define MSG_VMAX "Vmax "
 	#define MSG_X "x"
 	#define MSG_Y "y"
 	#define MSG_SD_ERR_WRITE_TO_FILE "virhe kirjoitettaessa tiedostoon"
 	#define MSG_SD_CANT_ENTER_SUBDIR "Alihakemistoon ei voitu siirtya: "
 
-	#define MSG_STEPPER_TO_HIGH "Askellustaajuus liian suuri: "
+	#define MSG_STEPPER_TOO_HIGH "Askellustaajuus liian suuri: "
 	#define MSG_ENDSTOPS_HIT "paatyrajat aktivoitu: "
 	#define MSG_ERR_COLD_EXTRUDE_STOP " kylmana pursotus estetty"
 	#define MSG_ERR_LONG_EXTRUDE_STOP " liian pitka pursotus estetty"

Marlin/pins.h

 
   #else //old style panel with shift register
     //arduino pin witch triggers an piezzo beeper
-    #define BEEPER 33		No Beeper added
+    #define BEEPER 33		// No Beeper added
 
     //buttons are attached to a shift register
 	// Not wired this yet

Marlin/stepper.cpp

 static volatile bool endstop_x_hit=false;
 static volatile bool endstop_y_hit=false;
 static volatile bool endstop_z_hit=false;
-#ifdef ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED
-bool abort_on_endstop_hit = false;
-#endif
+#ifdef ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED
+bool abort_on_endstop_hit = false;
+#endif
 
 static bool old_x_min_endstop=false;
 static bool old_x_max_endstop=false;
      SERIAL_ECHOPAIR(" Z:",(float)endstops_trigsteps[Z_AXIS]/axis_steps_per_unit[Z_AXIS]);
      LCD_MESSAGEPGM(MSG_ENDSTOPS_HIT "Z");
    }
-   SERIAL_ECHOLN("");
+   SERIAL_ECHOLN("");
    endstop_x_hit=false;
    endstop_y_hit=false;
-   endstop_z_hit=false;
-#ifdef ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED
-   if (abort_on_endstop_hit)
-   {
+   endstop_z_hit=false;
+#ifdef ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED
+   if (abort_on_endstop_hit)
+   {
      card.sdprinting = false;
      card.closefile();
-     quickStop();
+     quickStop();
      setTargetHotend0(0);
      setTargetHotend1(0);
      setTargetHotend2(0);
-   }
+   }
 #endif
  }
 }
     timer = (unsigned short)pgm_read_word_near(table_address);
     timer -= (((unsigned short)pgm_read_word_near(table_address+2) * (unsigned char)(step_rate & 0x0007))>>3);
   }
-  if(timer < 100) { timer = 100; MYSERIAL.print(MSG_STEPPER_TO_HIGH); MYSERIAL.println(step_rate); }//(20kHz this should never happen)
+  if(timer < 100) { timer = 100; MYSERIAL.print(MSG_STEPPER_TOO_HIGH); MYSERIAL.println(step_rate); }//(20kHz this should never happen)
   return timer;
 }
 

Marlin/temperature.cpp

       } 
     }
     if(input > (temp + 20)) {
-      SERIAL_PROTOCOLLNPGM("PID Autotune failed! Temperature to high");
+      SERIAL_PROTOCOLLNPGM("PID Autotune failed! Temperature too high");
       return;
     }
     if(millis() - temp_millis > 2000) {
       return;
     }
     if(cycles > ncycles) {
-      SERIAL_PROTOCOLLNPGM("PID Autotune finished ! Place the Kp, Ki and Kd constants in the configuration.h");
+      SERIAL_PROTOCOLLNPGM("PID Autotune finished! Put the Kp, Ki and Kd constants into Configuration.h");
       return;
     }
     lcd_update();
 // Timer 0 is shared with millies
 ISR(TIMER0_COMPB_vect)
 {
-  //these variables are only accesible from the ISR, but static, so they don't loose their value
+  //these variables are only accesible from the ISR, but static, so they don't lose their value
   static unsigned char temp_count = 0;
   static unsigned long raw_temp_0_value = 0;
   static unsigned long raw_temp_1_value = 0;