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/codelab/basic.h b/frc971/codelab/basic.h
index c0715a7..3aac567 100644
--- a/frc971/codelab/basic.h
+++ b/frc971/codelab/basic.h
@@ -1,12 +1,12 @@
 #ifndef FRC971_CODELAB_BASIC_H_
 #define FRC971_CODELAB_BASIC_H_
 
-#include "frc971/control_loops/control_loop.h"
 #include "aos/time/time.h"
 #include "frc971/codelab/basic_goal_generated.h"
 #include "frc971/codelab/basic_output_generated.h"
 #include "frc971/codelab/basic_position_generated.h"
 #include "frc971/codelab/basic_status_generated.h"
+#include "frc971/control_loops/control_loop.h"
 
 namespace frc971 {
 namespace codelab {