Homing stepper enable bit fix.

limits.c

@@ -160,6 +160,9 @@ void limits_go_home()
 {
   plan_synchronize();  // Empty all motions in buffer.
   
+  // Enable steppers by resetting the stepper disable port
+  STEPPERS_DISABLE_PORT &= ~(1<<STEPPERS_DISABLE_BIT);
+  
   // Jog all axes toward home to engage their limit switches at faster homing seek rate.
   homing_cycle(false, false, true, true, false, settings.homing_seek_rate); // First jog the z axis
   homing_cycle(true, true, false, true, false, settings.homing_seek_rate);   // Then jog the x and y axis
@@ -179,4 +182,7 @@ void limits_go_home()
       delay_ms(settings.homing_debounce_delay);
     }
   }
+
+  // Disable steppers by setting stepper disable
+  STEPPERS_DISABLE_PORT |= (1<<STEPPERS_DISABLE_BIT);
 }

print.c

@@ -79,7 +79,7 @@ void print_uint8_base2(uint8_t n)
 
 static void print_uint32_base10(unsigned long n)
 { 
-  unsigned char buf[32]; 
+  unsigned char buf[10]; 
   uint8_t i = 0;
   
   if (n == 0) {
@@ -105,7 +105,7 @@ void printInteger(long n)
   print_uint32_base10(n);
 }
 
-void printFloat(float n)
+void printFloat(double n)
 {
   if (n < 0) {
     serial_write('-');