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/y2020/control_loops/drivetrain/localizer_test.cc b/y2020/control_loops/drivetrain/localizer_test.cc
index 9e9e7dd..bb85921 100644
--- a/y2020/control_loops/drivetrain/localizer_test.cc
+++ b/y2020/control_loops/drivetrain/localizer_test.cc
@@ -2,6 +2,8 @@
 
 #include <queue>
 
+#include "gtest/gtest.h"
+
 #include "aos/events/logging/log_writer.h"
 #include "aos/network/message_bridge_server_generated.h"
 #include "aos/network/team_number.h"
@@ -9,7 +11,6 @@
 #include "frc971/control_loops/drivetrain/drivetrain.h"
 #include "frc971/control_loops/drivetrain/drivetrain_test_lib.h"
 #include "frc971/control_loops/team_number_test_environment.h"
-#include "gtest/gtest.h"
 #include "y2020/control_loops/drivetrain/drivetrain_base.h"
 #include "y2020/control_loops/superstructure/superstructure_status_generated.h"