refactoring

...ualising/expression/library/animation/animation_happy.txt

...visualising/expression/library/animation/animation_ok.txt

...isualising/expression/library/animation/animation_sad.txt

src/visualising/expression/library/emotion/__init__.py

src/visualising/expression/library/emotion/emotion_angry.txt

src/visualising/expression/library/emotion/emotion_clear.txt

src/visualising/expression/library/emotion/emotion_happy.txt

src/visualising/expression/library/emotion/emotion_ok.txt

src/visualising/expression/library/raw.py

src/visualising/expression/library/test.txt

src/visualising/expression/library/transition/__init__.py

.../expression/library/transition/transition_happy_happy.txt

src/visualising/expression/tool.py

src/visualising/monitoring/log/__init__.py

src/visualising/monitoring/log/condition.py

src/visualising/monitoring/log/log.py

src/visualising/monitoring/log/log_domain.py

src/visualising/monitoring/log/log_metric.py

src/visualising/monitoring/watchdog.py

src/visualising/visualiser.py