python: Added omnetpp_environment_variable argument to inet_baseline_project.

This project uses the baseline omnetpp version, so that it could be set to any branch.

Author: levy

python/inet/project/inet.py

@@ -26,6 +26,7 @@
 inet_baseline_project = define_simulation_project("inet-baseline",
                                                   folder_environment_variable="INET_ROOT",
                                                   folder="../inet-baseline",
+                                                  omnetpp_environment_variable="__omnetpp_root_dir_baseline",
                                                   library_folder="src",
                                                   dynamic_libraries=["INET"],
                                                   ned_folders=["src", "examples", "showcases", "tutorials", "tests/networks"]) if os.path.exists(get_workspace_path("inet-baseline")) else None