Initial setup for rating the dishes
- Adds jquery rating plugin
- Adds script for the needed DB support: new rating table, changes in dishes table
- Adds initial UI with temp icon for rating in dishes
- Fixes id duplication in getDishesWithinDistance
Merge branch 'master' of https://github.com/SEP007/lmvc-patat into dishes_rating

Conflicts:
	app/models/Dishes.php
Adds toggle UI for providing user rating
- Adds toggleRating function in jquery.expand-collapse-list.js
- Adds CustDishRating.php model
- Modifies the index.html to include the toggle element
Adds backend rating functionality, small UI changes
- Adds ajax code for sending a user rating and updating the average correspondingly
- Adds needed functions in CustDishRating.php model
- Adds additional functions in Dishes.php model
- Adds Rating controller
- Changes position of the rating element on the page
- Updates with a new chips rating icon
Adds rating element on restaurant page
- Adds rating in the imbiss\index.html page
- Renames fields in the DB
Fixes rounding issue with calculating the average dish rating
Localizes some strings and hides rating from restaurants
Adds translations on the rating scale
Merge branch 'master' of https://github.com/SEP007/lmvc-patat into dishes_rating

Conflicts:
	app/controllers/Imbiss.php
	app/locales/bl.yaml
	app/locales/de.yaml
	app/locales/el.yaml
	app/locales/en.yaml
	app/locales/ru.yaml
	app/locales/sv.yaml
	app/views/dishes/index.html
	app/views/imbiss/index.html
Merge pull request #80 from SEP007/dishes_rating

As a user I want to be able to rate the dishes