Nest some more namespaces

Did someone previously suggest that all namespace had been
nested?  Silly.

Signed-off-by: Stephan Pleines <pleines.stephan@gmail.com>
Change-Id: I22278c1caaeba8b47dc46fb2ed3078c20a11e190
diff --git a/y2014_bot3/control_loops/drivetrain/drivetrain_base.h b/y2014_bot3/control_loops/drivetrain/drivetrain_base.h
index 98cb31d..914088a 100644
--- a/y2014_bot3/control_loops/drivetrain/drivetrain_base.h
+++ b/y2014_bot3/control_loops/drivetrain/drivetrain_base.h
@@ -3,9 +3,7 @@
 
 #include "frc971/control_loops/drivetrain/drivetrain_config.h"
 
-namespace y2014_bot3 {
-namespace control_loops {
-namespace drivetrain {
+namespace y2014_bot3::control_loops::drivetrain {
 
 const double kDrivetrainEncoderRatio =
     (17.0 / 50.0) /*output reduction*/ * (64.0 / 24.0) /*encoder gears*/;
@@ -13,8 +11,6 @@
 const ::frc971::control_loops::drivetrain::DrivetrainConfig<double> &
 GetDrivetrainConfig();
 
-}  // namespace drivetrain
-}  // namespace control_loops
-}  // namespace y2014_bot3
+}  // namespace y2014_bot3::control_loops::drivetrain
 
 #endif  // Y2014_BOT3_CONTROL_LOOPS_DRIVETRAIN_DRIVETRAIN_BASE_H_
diff --git a/y2014_bot3/control_loops/rollers/rollers.h b/y2014_bot3/control_loops/rollers/rollers.h
index 3d08f59..675acef 100644
--- a/y2014_bot3/control_loops/rollers/rollers.h
+++ b/y2014_bot3/control_loops/rollers/rollers.h
@@ -7,9 +7,7 @@
 #include "y2014_bot3/control_loops/rollers/rollers_position_generated.h"
 #include "y2014_bot3/control_loops/rollers/rollers_status_generated.h"
 
-namespace y2014_bot3 {
-namespace control_loops {
-namespace rollers {
+namespace y2014_bot3::control_loops::rollers {
 
 class Rollers
     : public frc971::controls::ControlLoop<Goal, Position, Status, Output> {
@@ -26,8 +24,6 @@
                     aos::Sender<Status>::Builder *status) override;
 };
 
-}  // namespace rollers
-}  // namespace control_loops
-}  // namespace y2014_bot3
+}  // namespace y2014_bot3::control_loops::rollers
 
 #endif  // Y2014_BOT3_CONTROL_LOOPS_ROLLERS_H_