Bug where by selecting an already selected extruder did not reply (eg "ok" to Pronterface) fixed.

Configuration.h

@@ -24,8 +24,8 @@ Licence: GPL
 #define CONFIGURATION_H
 
 #define NAME "RepRapFirmware"
-#define VERSION "0.36"
-#define DATE "2013-12-11"
+#define VERSION "0.37"
+#define DATE "2013-12-13"
 #define LAST_AUTHOR "reprappro.com"
 
 // Other firmware that we might switch to be compatible with.

GCodes.cpp

@@ -1609,7 +1609,11 @@ bool GCodes::ActOnGcode(GCodeBuffer *gb)
   {
     code = gb->GetIValue();
     if(code == selectedHead)
+    {
+    	if(result)
+    		HandleReply(error, gb == serialGCode, reply, 'T', code, resend);
     	return result;
+    }
 
     error = true;
     for(int8_t i = AXES; i < DRIVES; i++)
@@ -1628,7 +1632,7 @@ bool GCodes::ActOnGcode(GCodeBuffer *gb)
     }
 
     if(error)
-      snprintf(reply, STRING_LENGTH, "invalid T Code: %s", gb->Buffer());
+      snprintf(reply, STRING_LENGTH, "Invalid T Code: %s", gb->Buffer());
 
     if(result)
     	HandleReply(error, gb == serialGCode, reply, 'T', code, resend);