various improvements, dict keys are enums now

.../runConfigurations/OBSW_TmTcClient_Module_Test_Serial.xml

.idea/runConfigurations/OBSW_TmTcClient_Service_8_Serial.xml

comIF/obsw_ethernet_com_if.py

comIF/obsw_serial_com_if.py

config/obsw_config.py

gui/obsw_backend_test.py

gui/obsw_tmtc_gui.py

obsw_tmtc_client.py

sendreceive/obsw_command_sender_receiver.py

sendreceive/obsw_multiple_commands_sender_receiver.py

sendreceive/obsw_sequential_sender_receiver.py

sendreceive/obsw_single_command_sender_receiver.py

sendreceive/obsw_tm_listener.py

tc/OBSW_TcService2.py

tc/OBSW_TcService8.py

tc/obsw_pus_tc_base.py

tc/obsw_pus_tc_packer.py

tc/obsw_tc_service2.py

tc/obsw_tc_service200.py

tc/obsw_tc_service3.py