removed some debugging comments

Marlin/Marlin.pde

   while( !card.eof()  && buflen < BUFSIZE) {
     int16_t n=card.get();
     serial_char = (char)n;
-//     Serial.print((char)serial_char);
-//     Serial.print(" ");
-//     Serial.println((int)serial_count);
     if(serial_char == '\n' || serial_char == '\r' || serial_char == ':' || serial_count >= (MAX_CMD_SIZE - 1)||n==-1) 
     {
-//       if(serial_char == '\n' || serial_char == '\r' )
-//         Serial.println("newline or :");
-//       if(serial_count >= (MAX_CMD_SIZE - 1))
-//         Serial.println("too long line");
       if(card.eof()){
         card.sdprinting = false;
         SERIAL_PROTOCOLLNPGM("Done printing file");
          comment_mode = false; //for new command
       if(!serial_count)
       {
-// 	Serial.println("empty line");
         return; //if empty line
       }
       cmdbuffer[bufindw][serial_count] = 0; //terminate string
         fromsd[bufindw] = true;
         buflen += 1;
         bufindw = (bufindw + 1)%BUFSIZE;
-      }
-     
+      }     
       serial_count = 0; //clear buffer
     }
     else