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/aos/events/glib_main_loop_test.cc b/aos/events/glib_main_loop_test.cc
index 9f72e54..43f7c7a 100644
--- a/aos/events/glib_main_loop_test.cc
+++ b/aos/events/glib_main_loop_test.cc
@@ -2,13 +2,14 @@
 
 #include <thread>
 
-#include "aos/configuration.h"
-#include "aos/events/shm_event_loop.h"
-#include "aos/testing/path.h"
 #include "glib-2.0/glib.h"
 #include "glog/logging.h"
 #include "gtest/gtest.h"
 
+#include "aos/configuration.h"
+#include "aos/events/shm_event_loop.h"
+#include "aos/testing/path.h"
+
 namespace aos {
 namespace testing {
 using aos::testing::ArtifactPath;