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/event_loop_param_test.cc b/aos/events/event_loop_param_test.cc
index 2076467..beb5e78 100644
--- a/aos/events/event_loop_param_test.cc
+++ b/aos/events/event_loop_param_test.cc
@@ -4,14 +4,15 @@
 #include <unordered_map>
 #include <unordered_set>
 
+#include "glog/logging.h"
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+
 #include "aos/events/test_message_generated.h"
 #include "aos/flatbuffer_merge.h"
 #include "aos/logging/log_message_generated.h"
 #include "aos/logging/logging.h"
 #include "aos/realtime.h"
-#include "glog/logging.h"
-#include "gmock/gmock.h"
-#include "gtest/gtest.h"
 
 namespace aos {
 namespace testing {