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/control_loops/gaussian_noise.h b/frc971/control_loops/gaussian_noise.h
index 8adf840..dce60fb 100644
--- a/frc971/control_loops/gaussian_noise.h
+++ b/frc971/control_loops/gaussian_noise.h
@@ -19,9 +19,7 @@
   double AddNoiseToSample(double sample);
 
   // Sets the standard deviation of the gaussian noise.
-  inline void set_standard_deviation(double stddev) {
-    stddev_ = stddev;
-  }
+  inline void set_standard_deviation(double stddev) { stddev_ = stddev; }
 
  private:
   double stddev_;