Fix Harmonic links in the tutorials.

Signed-off-by: Carlos Agüero <[email protected]>

tutorials/04_messages.md

@@ -17,7 +17,7 @@ cd ~/gz_transport_tutorial
 
 ## Publisher
 
-Download the [publisher.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/publisher.cc) file within the `gz_transport_tutorial`
+Download the [publisher.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/publisher.cc) file within the `gz_transport_tutorial`
 folder and open it with your favorite editor:
 
 ```{.cpp}
@@ -132,7 +132,7 @@ The method *Publish()* sends a message to all the subscribers.
 
 ## Subscriber
 
-Download the [subscriber.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/subscriber.cc)
+Download the [subscriber.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/subscriber.cc)
 file into the `gz_transport_tutorial` folder and open it with your favorite editor:
 
 ```{.cpp}
@@ -212,7 +212,7 @@ until you hit *CTRL-C*. Note that this function captures the *SIGINT* and
 
 ## Building the code
 
-Download the [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/CMakeLists.txt) file within the `gz_transport_tutorial` folder.
+Download the [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/CMakeLists.txt) file within the `gz_transport_tutorial` folder.
 
 Once you have all your files, go ahead and create a `build/` directory within
 the `gz_transport_tutorial` directory.
@@ -359,7 +359,7 @@ between Gazebo Transport and another protocol or if you want to just print the
 content of a generic protobuf message using `DebugString()`, among other use
 cases.
 
-Download the [subscriber_generic.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/subscriber_generic.cc) file within the `gz_transport_tutorial` folder and open it with your favorite editor:
+Download the [subscriber_generic.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/subscriber_generic.cc) file within the `gz_transport_tutorial` folder and open it with your favorite editor:
 
 ```{.cpp}
 #include <google/protobuf/message.h>
@@ -488,12 +488,12 @@ often the integration of the message generation into the build system of your
 project. Next, you can find an example of a publisher and subscriber using a
 custom Protobuf message integrated with CMake.
 
-Download the [publisher_custom_msg.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/publisher_custom_msg.cc)
-and the [subscriber_custom_msg.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/subscriber_custom_msg.cc)
+Download the [publisher_custom_msg.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/publisher_custom_msg.cc)
+and the [subscriber_custom_msg.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/subscriber_custom_msg.cc)
 files within the `gz_transport_tutorial`. Then, create a `msgs` folder and
-download the [stringmsg.proto](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/msgs/stringmsg.proto)
-and the [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/msgs/CMakeLists.txt)
-files within the `msgs` folder. Finally, we'll need the main [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/CMakeLists.txt)
+download the [stringmsg.proto](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/msgs/stringmsg.proto)
+and the [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/msgs/CMakeLists.txt)
+files within the `msgs` folder. Finally, we'll need the main [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/CMakeLists.txt)
 file. You should have this file from the previous examples. Otherwise,
 download and place it within the `gz_transport_tutorial` folder.
 

tutorials/05_services.md

@@ -25,7 +25,7 @@ cd ~/gz_transport_tutorial
 
 ## Responser
 
-Download the [responser.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/responser.cc) file within the ``gz_transport_tutorial``
+Download the [responser.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/responser.cc) file within the ``gz_transport_tutorial``
 folder and open it with your favorite editor:
 
 ```{.cpp}
@@ -133,7 +133,7 @@ until you hit *CTRL-C*. Note that this function captures the *SIGINT* and
 
 ## Synchronous requester
 
-Download the [requester.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/requester.cc) file within the ``gz_transport_tutorial``
+Download the [requester.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/requester.cc) file within the ``gz_transport_tutorial``
 folder and open it with your favorite editor:
 
 ```{.cpp}
@@ -228,7 +228,7 @@ message.
 
 ## Asynchronous requester
 
-Download the [requester_async.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/requester_async.cc) file within the
+Download the [requester_async.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/requester_async.cc) file within the
 ``gz_transport_tutorial`` folder and open it with your favorite editor:
 
 ```{.cpp}
@@ -314,7 +314,7 @@ oneway service to process service requests without sending back responses.
 Oneway services don't accept any output parameters nor the requests have to wait
 for the response.
 
-Download the [responser_oneway.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/responser_oneway.cc) file within the
+Download the [responser_oneway.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/responser_oneway.cc) file within the
 ``gz_transport_tutorial`` folder and open it with your favorite editor:
 
 ```{.cpp}
@@ -389,7 +389,7 @@ This case is similar to the oneway service provider. This code can be used for
 requesting a service that does not need a response back. We don't need any
 output parameters in this case nor we have to wait for the response.
 
-Download the [requester_oneway.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/requester_oneway.cc) file within the
+Download the [requester_oneway.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/requester_oneway.cc) file within the
 ``gz_transport_tutorial`` folder and open it with your favorite editor:
 
 ```{.cpp}
@@ -454,7 +454,7 @@ request was already published.
 Sometimes we want to receive some result but don't have any input parameter to
 send.
 
-Download the [responser_no_input.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/responser_no_input.cc)
+Download the [responser_no_input.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/responser_no_input.cc)
  file within the ``gz_transport_tutorial`` folder and open it with your
 favorite editor:
 
@@ -534,7 +534,7 @@ service requests.
 This case is similar to the service without input parameter. We don't send any
 request.
 
-Download the [requester_no_input.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/requester_no_input.cc)
+Download the [requester_no_input.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/requester_no_input.cc)
 file within the ``gz_transport_tutorial`` folder and open it with your
 favorite editor:
 
@@ -577,14 +577,14 @@ request timed out or reached the service provider and ``result`` shows if the
 service was successfully executed.
 
 We also have the async version for service request without input. You should
-download [requester_async_no_input.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/requester_async_no_input.cc)
+download [requester_async_no_input.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/requester_async_no_input.cc)
 file within the ``gz_transport_tutorial`` folder.
 
 ## Building the code
 
-Download the [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/CMakeLists.txt) file
+Download the [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/CMakeLists.txt) file
 within the ``gz_transport_tutorial`` folder. Then, create a `msgs` directory
-and download [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/msgs/CMakeLists.txt) and [stringmsg.proto](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/msgs/stringmsg.proto) inside the
+and download [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/msgs/CMakeLists.txt) and [stringmsg.proto](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/msgs/stringmsg.proto) inside the
 ``msgs`` directory.
 
 Once you have all your files, go ahead and create a ``build/`` folder within

tutorials/07_relay.md

@@ -25,13 +25,13 @@ install Docker following any of the existing guides available
 ([here](https://docs.docker.com/get-docker/)'s one).
 
 We're going to build a Docker image and run it inside your host computer.
-Download the [build.bash](https://github.com/gazebosim/gz-transport/raw/gz-transport12/docker/build.bash), [run.bash](https://github.com/gazebosim/gz-transport/raw/gz-transport12/docker/run.bash) and
-[Dockerfile](https://github.com/gazebosim/gz-transport/raw/gz-transport12/docker/gz-transport/Dockerfile) files.
+Download the [build.bash](https://github.com/gazebosim/gz-transport/raw/gz-transport13/docker/build.bash), [run.bash](https://github.com/gazebosim/gz-transport/raw/gz-transport13/docker/run.bash) and
+[Dockerfile](https://github.com/gazebosim/gz-transport/raw/gz-transport13/docker/gz-transport/Dockerfile) files.
 
 ```{.sh}
-wget https://github.com/gazebosim/gz-transport/raw/gz-transport12/docker/build.bash
-wget https://github.com/gazebosim/gz-transport/raw/gz-transport12/docker/run.bash
-mkdir gz-transport && wget https://github.com/gazebosim/gz-transport/raw/gz-transport12/docker/gz-transport/Dockerfile -O gz-transport/Dockerfile
+wget https://github.com/gazebosim/gz-transport/raw/gz-transport13/docker/build.bash
+wget https://github.com/gazebosim/gz-transport/raw/gz-transport13/docker/run.bash
+mkdir gz-transport && wget https://github.com/gazebosim/gz-transport/raw/gz-transport13/docker/gz-transport/Dockerfile -O gz-transport/Dockerfile
 chmod +x build.bash run.bash
 ```
 

tutorials/10_logging.md

@@ -25,7 +25,7 @@ cd ~/gz_transport_tutorial
 
 ## Record
 
-Download the [record.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/record.cc)
+Download the [record.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/record.cc)
 file within the `gz_transport_tutorial` folder and open it with your favorite editor:
 
 ```{.cpp}
@@ -126,7 +126,7 @@ stops the log recording as expected.
 
 ## Play back
 
-Download the [playback.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/playback.cc)
+Download the [playback.cc](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/playback.cc)
 file within the `gz_transport_tutorial` folder and open it with your favorite
 editor:
 
@@ -215,7 +215,7 @@ thread until all messages have been published.
 
 ## Building the code
 
-Download the [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport12/example/CMakeLists.txt)
+Download the [CMakeLists.txt](https://github.com/gazebosim/gz-transport/raw/gz-transport13/example/CMakeLists.txt)
 file within the `gz_transport_tutorial` folder.
 
 Once you have all your files, go ahead and create a `build/` directory within

tutorials/23_topic_statistics.md

@@ -44,7 +44,7 @@ if (!node.EnableStats(topic, true))
 }
 ```
 
-A complete example can be found in the [subscriber_stats example program](https://github.com/gazebosim/gz-transport/blob/gz-transport12/example/subscriber_stats.cc).
+A complete example can be found in the [subscriber_stats example program](https://github.com/gazebosim/gz-transport/blob/gz-transport13/example/subscriber_stats.cc).
 
 With both `GZ_TRANSPORT_TOPIC_STATISTICS` set to `1` and a node
 enabling topic statistics, then you will be able to echo statistic