Add support for the 'no proxy' mode for outputs in containers

beat/core/agent.py

beat/core/execution.py

beat/core/test/__init__.py

...st/prefix/algorithms/user/integers_array_generator/1.json

...test/prefix/algorithms/user/integers_array_generator/1.py

...ore/test/prefix/algorithms/user/integers_array_sum/1.json

.../core/test/prefix/algorithms/user/integers_array_sum/1.py

beat/core/test/prefix/databases/large/1.json

beat/core/test/prefix/databases/large/1.py

...ore/test/prefix/experiments/user/user/double/1/large.json

...re/test/prefix/experiments/user/user/double/1/large2.json

beat/core/test/test_execution.py