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/frc971/wpilib/ahal/PowerDistributionPanel.h b/frc971/wpilib/ahal/PowerDistributionPanel.h
index dc80158..7471a78 100644
--- a/frc971/wpilib/ahal/PowerDistributionPanel.h
+++ b/frc971/wpilib/ahal/PowerDistributionPanel.h
@@ -7,11 +7,11 @@
 
 #pragma once
 
+#include <hal/Types.h>
+
 #include <memory>
 #include <string>
 
-#include <hal/Types.h>
-
 #include "frc971/wpilib/ahal/SensorBase.h"
 
 namespace frc {