add http package
add method and view for short url (async)
typo
remove annoying log messages
Merge branch 'dev' of github.com:SlideSyncOrg/SlideSync into dev

Conflicts:
	client/template/presentation-view.js
formating
use session instead of parentData
changing name
remove unecessary event
working shortened url
remove log, add content type for urlShortener method
render qrCode with the actual short url
shortUrl is only computed once on presentation creation
add a route to redirect on the first timeline by default
add function to shorten the url of a presentation
formating
Reconciled conflicts between dev and security.
css tuning
better sidebar toggling and styling
Merge branch 'dev' of github.com:SlideSyncOrg/SlideSync into dev

Conflicts:
	client/template/presentation-view.js