message: remove unnecessary import statements from README. The rtt_ros plugin loads a component that allows importing ROS packages following the dependency tree.
diff: @@ -31,9 +31,6 @@ and then connect it with whichever components you intend to have use it:
  ```cpp
  import("rtt_ros");
  -import("rtt_std_msgs");
  -import("rtt_geometry_msgs");
  -import("rtt_tf2_msgs");
  // Import and load the TF component
  ros.import("rtt_tf");
  