seperated greeting sentences

See merge request !6

improved performace, removed face recognition visualisation+ changed 'suprised' to 'suprise' to be able to be recognize + delete None as output for last emotion + emotion print of frequent Emotion is set to self.last_emotion insead of last_emotion

Update With delay/emotion_detector.py, With delay/FlokaROSExample.py, With...

See merge request !4

Update With delay/emotion_detector.py, With delay/FlokaROSExample.py, With delay/gui.py, With delay/raw_emotion_frames.py

Update README.md

See merge request !3

Update emotion_detector.py

See merge request !2

Update gui.py

See merge request !1