Merge branch 'Development' into cleanup_ultralcd

Latest upstream changes

ArduinoAddons/Arduino_1.5.x/hardware/marlin/avr/boards.txt

 ########################################
 sanguino.name=Sanguino
 
-sanguino.upload.tool=ardunio:avrdude
+sanguino.upload.tool=arduino:avrdude
 sanguino.upload.protocol=stk500
 sanguino.upload.maximum_size=131072
 sanguino.upload.speed=57600

Marlin/Configuration.h

 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
+// 999 is a Dummy Table. It will ALWAYS read 25C.. Use it for Testing or Development purposes. NEVER for production machine.
 
 #define TEMP_SENSOR_0 -1
 #define TEMP_SENSOR_1 -1

Marlin/thermistortables.h

 };
 #endif
 
+#if (THERMISTORHEATER_0 == 999) || (THERMISTORHEATER_1 == 999) || (THERMISTORHEATER_2 == 999) || (THERMISTORHEATER_3 == 999) || (THERMISTORBED == 999) //User defined table
+// Dummy Thermistor table.. It will ALWAYS read 25C.
+const short temptable_999[][2] PROGMEM = {
+   {1*OVERSAMPLENR, 25},
+   {1023*OVERSAMPLENR, 25}
+};
+#endif
+
+
+
 #define _TT_NAME(_N) temptable_ ## _N
 #define TT_NAME(_N) _TT_NAME(_N)