[IMP] Refactor way to create the app
[IMP] Added indicomobile.wsgi file
[IMP] Moved backup script to scripts folder
[IMP] Change connection to Redis to from_url style
[IMP] Added back button

- Closes #29
[IMP] Update of requirements.txt
[IMP] Updated setup.py
[IMP] Gmaps.js updated

- Deleted images for marker
[DEL] Flask-mongoalchemy not needed
[IMP] Show presentation end time

- Closes #26