Updated a bit of spanish language

Marlin/language.h

 	#define MSG_AUTOSTART " Autostart"
 	#define MSG_DISABLE_STEPPERS "Apagar motores"
 	#define MSG_AUTO_HOME "Llevar al origen"
-	#define MSG_SET_HOME_OFFSETS "Set home offsets"
+	#define MSG_SET_HOME_OFFSETS "Ajustar offsets"
 	#define MSG_SET_ORIGIN "Establecer cero"
 	#define MSG_PREHEAT_PLA "Precalentar PLA"
 	#define MSG_PREHEAT_PLA0 "Precalentar PLA 1"
 	#define MSG_PREHEAT_ABS_BEDONLY "Precal. ABS Base"
 	#define MSG_PREHEAT_ABS_SETTINGS "Ajustar temp. ABS"
 	#define MSG_COOLDOWN "Enfriar"
-	#define MSG_SWITCH_PS_ON "Switch Power On"
-	#define MSG_SWITCH_PS_OFF "Switch Power Off"
+	#define MSG_SWITCH_PS_ON "Encender"
+	#define MSG_SWITCH_PS_OFF "Apagar"
 	#define MSG_EXTRUDE "Extruir"
 	#define MSG_RETRACT "Retraer"
 	#define MSG_MOVE_AXIS "Mover ejes"
 	#define MSG_Z "z"
 	#define MSG_E "e"
 	#define MSG_VMIN "Vmin"
-	#define MSG_VTRAV_MIN "VTrav min"
+	#define MSG_VTRAV_MIN "Vvacio min"
 	#define MSG_AMAX "Amax"
 	#define MSG_A_RETRACT "A-retrac."
 	#define MSG_XSTEPS "X pasos/mm"
 	#define MSG_CONTROL_ARROW "Control"
 	#define MSG_RETRACT_ARROW "Retraer"
 	#define MSG_STEPPER_RELEASED "Desacoplada."
-	#define MSG_ZPROBE_OUT "Z probe out. bed"
-	#define MSG_POSITION_UNKNOWN "Home X/Y before Z"
-	#define MSG_ZPROBE_ZOFFSET "Z Offset"
+	#define MSG_ZPROBE_OUT "sonda Z fuera"
+	#define MSG_POSITION_UNKNOWN "Reiniciar X/Y y Z"
+	#define MSG_ZPROBE_ZOFFSET "Offset Z"
 	#define MSG_BABYSTEP_X "Babystep X"
 	#define MSG_BABYSTEP_Y "Babystep Y"
 	#define MSG_BABYSTEP_Z "Babystep Z"
 	#define MSG_ENDSTOP_ABORT "Endstop abort"
-	#define MSG_CONTRAST "Contrast"
+	#define MSG_CONTRAST "Contraste"
 
 #endif