Update README.md (#1018)

Add Pelias provider

Author: jbelien

README.md

@@ -137,6 +137,7 @@ Provider       | Package | Features | Stats
 [MapQuest](https://github.com/geocoder-php/mapquest-provider) | `geocoder-php/mapquest-provider` | address, reverse <br> [Website](http://developer.mapquest.com/web/products/dev-services/geocoding-ws) | [![Latest Stable Version](https://poser.pugx.org/geocoder-php/mapquest-provider/v/stable)](https://packagist.org/packages/geocoder-php/mapquest-provider) <br>[![Total Downloads](https://poser.pugx.org/geocoder-php/mapquest-provider/downloads)](https://packagist.org/packages/geocoder-php/mapquest-provider)
 [Nominatim](https://github.com/geocoder-php/nominatim-provider) <br> (OpenStreetMap) | `geocoder-php/nominatim-provider` | address, reverse <br> [Website](http://wiki.openstreetmap.org/wiki/Nominatim) | [![Latest Stable Version](https://poser.pugx.org/geocoder-php/nominatim-provider/v/stable)](https://packagist.org/packages/geocoder-php/nominatim-provider) <br>[![Total Downloads](https://poser.pugx.org/geocoder-php/nominatim-provider/downloads)](https://packagist.org/packages/geocoder-php/nominatim-provider)
 [OpenCage](https://github.com/geocoder-php/open-cage-provider) | `geocoder-php/open-cage-provider` | address, reverse <br> [Website](https://opencagedata.com/) | [![Latest Stable Version](https://poser.pugx.org/geocoder-php/open-cage-provider/v/stable)](https://packagist.org/packages/geocoder-php/open-cage-provider) <br>[![Total Downloads](https://poser.pugx.org/geocoder-php/open-cage-provider/downloads)](https://packagist.org/packages/geocoder-php/open-cage-provider)
+[Pelias](https://github.com/geocoder-php/pelias-provider) | `geocoder-php/pelias-provider` | address, reverse <br> [Website](https://pelias.io/) | [![Latest Stable Version](https://poser.pugx.org/geocoder-php/pelias-provider/v/stable)](https://packagist.org/packages/geocoder-php/pelias-provider) <br>[![Total Downloads](https://poser.pugx.org/geocoder-php/pelias-provider/downloads)](https://packagist.org/packages/geocoder-php/pelias-provider)
 [Photon](https://github.com/geocoder-php/photon-provider) | `geocoder-php/photon-provider` | address, reverse <br> [Website](https://photon.komoot.de/) | [![Latest Stable Version](https://poser.pugx.org/geocoder-php/photon-provider/v/stable)](https://packagist.org/packages/geocoder-php/photon-provider) <br>[![Total Downloads](https://poser.pugx.org/geocoder-php/photon-provider/downloads)](https://packagist.org/packages/geocoder-php/photon-provider)
 [PickPoint](https://github.com/geocoder-php/pickpoint-provider) | `geocoder-php/pickpoint-provider` | address, reverse <br> [Website](https://pickpoint.io/) | [![Latest Stable Version](https://poser.pugx.org/geocoder-php/pickpoint-provider/v/stable)](https://packagist.org/packages/geocoder-php/pickpoint-provider) <br>[![Total Downloads](https://poser.pugx.org/geocoder-php/pickpoint-provider/downloads)](https://packagist.org/packages/geocoder-php/pickpoint-provider)
 [TomTom](https://github.com/geocoder-php/tomtom-provider) | `geocoder-php/tomtom-provider` | address, reverse <br> [Website](https://geocoder.tomtom.com/app/view/index) | [![Latest Stable Version](https://poser.pugx.org/geocoder-php/tomtom-provider/v/stable)](https://packagist.org/packages/geocoder-php/tomtom-provider) <br>[![Total Downloads](https://poser.pugx.org/geocoder-php/tomtom-provider/downloads)](https://packagist.org/packages/geocoder-php/tomtom-provider)