Formatting fixes

Adafruit_SPIDevice.cpp

@@ -112,15 +112,16 @@ bool Adafruit_SPIDevice::begin(void) {
 void Adafruit_SPIDevice::transfer(uint8_t *buffer, size_t len) {
   if (_spi) {
     // hardware SPI is easy
-    #ifdef SPARK
+
+#ifdef SPARK
     // Spark uses asynchronous DMA for multi-byte transfers; 
     // just use the single-byte method for sync transfers.
     for (size_t i = 0; i < len; i++) {
       _spi->transfer(buffer[i]);
     }
-    #else
+#else
     _spi->transfer(buffer, len);
-    #endif
+#endif
 
     return;
   }