Run clang-format on the entire repo

This patch clang-formats the entire repo. Third-party code is
excluded.

I needed to fix up the .clang-format file so that all the header
includes are ordered properly. I could have sworn that it used to work
without the extra modification, but I guess not.

Signed-off-by: Philipp Schrader <philipp.schrader@gmail.com>
Change-Id: I64bb9f2c795401393f9dfe2fefc4f04cb36b52f6
diff --git a/motors/peripheral/adc_dma.h b/motors/peripheral/adc_dma.h
index 6cd0742..a00b730 100644
--- a/motors/peripheral/adc_dma.h
+++ b/motors/peripheral/adc_dma.h
@@ -1,10 +1,10 @@
 #ifndef MOTORS_PERIPHERAL_ADC_DMA_H_
 #define MOTORS_PERIPHERAL_ADC_DMA_H_
 
-#include <array>
-
 #include <stdint.h>
 
+#include <array>
+
 #include "motors/core/kinetis.h"
 #include "motors/peripheral/configuration.h"
 #include "motors/util.h"