Add GW2Spidy API (#1359)

README.md

@@ -446,6 +446,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Fortnite](https://fortnitetracker.com/site-api) | Fortnite Stats | `apiKey` | Yes | Unknown |
 | [Giant Bomb](https://www.giantbomb.com/api/documentation) | Video Games | `apiKey` | Yes | Unknown |
 | [Guild Wars 2](https://wiki.guildwars2.com/wiki/API:Main) | Guild Wars 2 Game Information | `apiKey` | Yes | Unknown |
+| [GW2Spidy](https://github.com/rubensayshi/gw2spidy/wiki) | GW2Spidy API, Items data on the Guild Wars 2 Trade Market | No | Yes | Unknown |
 | [Halo](https://developer.haloapi.com/) | Halo 5 and Halo Wars 2 Information | `apiKey` | Yes | Unknown |
 | [Hearthstone](http://hearthstoneapi.com/) | Hearthstone Cards Information | `X-Mashape-Key` | Yes | Unknown |
 | [Humble Bundle](https://rapidapi.com/Ziggoto/api/humble-bundle) | Humble Bundle's current bundles | `apiKey` | Yes | Unknown |