Increased rtabmap library requirement to 0.20.9 (refactored scan only mapping)

CMakeLists.txt

@@ -31,7 +31,7 @@ find_package(find_object_2d)
 
 ## System dependencies are found with CMake's conventions
 # find_package(Boost REQUIRED COMPONENTS system)
-find_package(RTABMap 0.20.7 REQUIRED)
+find_package(RTABMap 0.20.9 REQUIRED)
 
 find_package(OpenCV REQUIRED)
 

package.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <package>
   <name>rtabmap_ros</name>
-  <version>0.20.7</version>
+  <version>0.20.9</version>
   <description>RTAB-Map's ros-pkg. RTAB-Map is a RGB-D SLAM approach with real-time constraints.</description>
   <maintainer email="[email protected]">Mathieu Labbe</maintainer>
   <author>Mathieu Labbe</author>