Merge branch 'develop' into felix_issue110_custom_compile_options

src/helpers.py

src/model_modules/advanced_paddings.py

src/model_modules/flatten.py

src/model_modules/inception_model.py

src/model_modules/model_class.py

src/plotting/postprocessing_plotting.py

src/run_modules/experiment_setup.py

src/run_modules/post_processing.py

test/test_model_modules/test_flatten_tail.py

test/test_modules/test_training.py