updated ma-libs to ensure compilation when dependencies are locally installed

Author: azimonti

README.md

@@ -42,6 +42,9 @@ Further update of the submodule can be done with the command:
 4. Compile the libraries in `ma-libs`
   ```
   cd externals/ma-libs
+  # optional steps if dependencies are not installed globally
+  # ./manage_dependency_libraries.sh -d
+  # ./manage_dependency_libraries.sh -b
   ./cbuild.sh --build-type Debug --cmake-params "-DCPP_LIBNN=ON -DCPP_LIBGRAPHIC_ENGINE=ON"
   ./cbuild.sh --build-type Release --cmake-params "-DCPP_LIBNN=ON -DCPP_LIBGRAPHIC_ENGINE=ON"
   cd ../..