Fix restarting camera issue

Merge pull request #7 from deven96/dependabot/pip/backend/tensorflow-1.15.2

Merge branch 'master' into dependabot/pip/backend/tensorflow-1.15.2

merged reqs

added images

Bump tensorflow from 1.15.0 to 1.15.2 in /backend

Merge pull request #6 from deven96/dependabot/pip/backend/tensorflow-1.15.0

Bump tensorflow from 1.14.0 to 1.15.0 in /backend

Merge pull request #5 from deven96/dependabot/pip/backend/django-2.2.8

changed flip method

:bug: switch mode on image dir increase

Bump django from 2.2.6 to 2.2.8 in /backend

updated service files

Changed service files

Added emotions to attendance procedure