Prepare for 4.9.0 release (#829)

Signed-off-by: Nate Koenig <[email protected]>

Co-authored-by: Nate Koenig <[email protected]>

CMakeLists.txt

@@ -3,7 +3,7 @@ cmake_minimum_required(VERSION 3.10.2 FATAL_ERROR)
 #============================================================================
 # Initialize the project
 #============================================================================
-project(ignition-gazebo4 VERSION 4.8.0)
+project(ignition-gazebo4 VERSION 4.9.0)
 
 #============================================================================
 # Find ignition-cmake

Changelog.md

@@ -2,6 +2,44 @@
 
 ### Ignition Gazebo 4.x.x (202x-xx-xx)
 
+### Ignition Gazebo 4.9.0 (2021-05-20)
+
+1. Enable Focal CI.
+ * [Pull Request 646](https:/ignitionrobotics/ign-gazebo/pull/646)
+
+1. [TPE] Support setting individual link velocity.
+ * [Pull Request 427](https:/ignitionrobotics/ign-gazebo/pull/427)
+
+1. Don't store duplicate ComponentTypeId in ECM.
+ * [Pull Request 751](https:/ignitionrobotics/ign-gazebo/pull/751)
+
+1. Fix macOS build: components::Name in benchmark.
+ * [Pull Request 784](https:/ignitionrobotics/ign-gazebo/pull/784)
+
+1. Fix documentation for EntityComponentManager::EachNew.
+ * [Pull Request 795](https:/ignitionrobotics/ign-gazebo/pull/795)
+
+1. Add functionalities for optical tactile plugin.
+ * [Pull Request 431](https:/ignitionrobotics/ign-gazebo/pull/431)
+
+1. Visualize ContactSensorData.
+ * [Pull Request 234](https:/ignitionrobotics/ign-gazebo/pull/234)
+
+1. Backport PR #763.
+ * [Pull Request 804](https:/ignitionrobotics/ign-gazebo/pull/804)
+
+1. Backport PR #536.
+ * [Pull Request 812](https:/ignitionrobotics/ign-gazebo/pull/812)
+
+1. Add an optional delay to the TriggeredPublisher system.
+ * [Pull Request 817](https:/ignitionrobotics/ign-gazebo/pull/817)
+
+1. Remove tools/code_check and update codecov.
+ * [Pull Request 814](https:/ignitionrobotics/ign-gazebo/pull/814)
+
+1. add conversion for particle scatter ratio field.
+ * [Pull Request 791](https:/ignitionrobotics/ign-gazebo/pull/791)
+
 ### Ignition Gazebo 4.8.0 (2021-04-22)
 
 1. Add odometry publisher system.