Added new robot descriptions for Robotoid

mg_bt/src/mg_tree_executor.cpp

@@ -37,7 +37,7 @@ namespace mg {
         double    theta;
         glm::vec2 pos;
 
-        auto tmsg = tf_buffer_->lookupTransform("odom", "base-link", tf2::TimePointZero);
+        auto tmsg = tf_buffer_->lookupTransform("odom", "base_footprint", tf2::TimePointZero);
 
         tf2::Transform t;
         tf2::convert(tmsg.transform, t);