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/wpilib/sensor_reader.cc b/frc971/wpilib/sensor_reader.cc
index bb99dc8..f8bfb5a 100644
--- a/frc971/wpilib/sensor_reader.cc
+++ b/frc971/wpilib/sensor_reader.cc
@@ -128,7 +128,8 @@
     last_monotonic_now_ = monotonic_now;
 
     monotonic_clock::time_point last_tick_timepoint = GetPWMStartTime();
-    VLOG(1) << "Start time " << last_tick_timepoint << " period " << period_.count();
+    VLOG(1) << "Start time " << last_tick_timepoint << " period "
+            << period_.count();
     if (last_tick_timepoint == monotonic_clock::min_time) {
       return;
     }
@@ -137,7 +138,8 @@
         ((monotonic_now - chrono::microseconds(FLAGS_pwm_offset) -
           last_tick_timepoint) /
          period_) *
-        period_ + chrono::microseconds(FLAGS_pwm_offset);
+            period_ +
+        chrono::microseconds(FLAGS_pwm_offset);
     VLOG(1) << "Now " << monotonic_now << " tick " << last_tick_timepoint;
     // If it's over 1/2 of a period back in time, that's wrong.  Move it
     // forwards to now.
@@ -149,8 +151,7 @@
     // after the falling edge.  This gives us a little bit of buffer for
     // errors in waking up.  The PWM cycle starts at the falling edge of the
     // PWM pulse.
-    const auto next_time =
-        last_tick_timepoint + period_;
+    const auto next_time = last_tick_timepoint + period_;
 
     timer_handler_->Setup(next_time, period_);
   }