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/drivetrain/distance_spline.cc b/frc971/control_loops/drivetrain/distance_spline.cc
index c200b55..04a1add 100644
--- a/frc971/control_loops/drivetrain/distance_spline.cc
+++ b/frc971/control_loops/drivetrain/distance_spline.cc
@@ -1,8 +1,9 @@
 #include "frc971/control_loops/drivetrain/distance_spline.h"
 
+#include "glog/logging.h"
+
 #include "aos/logging/logging.h"
 #include "frc971/control_loops/drivetrain/spline.h"
-#include "glog/logging.h"
 
 namespace frc971 {
 namespace control_loops {
@@ -56,8 +57,8 @@
     }
   }
 
-  const double dalpha =
-      static_cast<double>(splines().size()) / static_cast<double>(num_alpha - 1);
+  const double dalpha = static_cast<double>(splines().size()) /
+                        static_cast<double>(num_alpha - 1);
   double last_alpha = 0.0;
   for (size_t i = 1; i < num_alpha; ++i) {
     const double alpha = dalpha * i;