Added redis based localisation fetching

Conflicts:
	package.json
	server.js
Added REST API for localization

Conflicts:
	server.js
Added documentation of localisation API
Refactored server.js
Fixed comment
Added redis based localisation fetching

Conflicts:
	package.json
	server.js
Added REST API for localization

Conflicts:
	server.js
Added documentation of localisation API
Refactored server.js
Fixed comment
Merge branch 'clean-localisation' of https://github.com/Hilzu/festapp-server into clean-localisation
Merge pull request #22 from Hilzu/clean-localisation

Added localisation