added Toronto Open Data, made grammar fixes to other cities

README.md

@@ -778,10 +778,11 @@ API | Description | Auth | HTTPS | CORS |
 | [City, Gdańsk](https://ckan.multimediagdansk.pl/en) | Gdańsk (PL) City Open Data | No | Yes | Unknown |
 | [City, Gdynia](http://otwartedane.gdynia.pl/en/) | Gdynia (PL) City Open Data | No | No | Unknown |
 | [City, Helsinki](https://hri.fi/en_gb/) | Helsinki(FI) City Open Data | No | Yes | Unknown |
-| [City, Nantes Opendata](https://data.nantesmetropole.fr/pages/home/) | Nantes(FR) City Open Data | `apiKey` | Yes | Unknown |
-| [City, New York Opendata](https://opendata.cityofnewyork.us/) | New York (US) City Open Data | No | Yes | Unknown |
-| [City, Prague Opendata](http://opendata.praha.eu/en) | Prague(CZ) City Open Data | No | No | Unknown |
-| [City, Warsaw Opendata](https://api.um.warszawa.pl/) | Warsaw (PL) City Open Data | `apiKey` | Yes | Unknown |
+| [City, Nantes Open Data](https://data.nantesmetropole.fr/pages/home/) | Nantes(FR) City Open Data | `apiKey` | Yes | Unknown |
+| [City, New York Open Data](https://opendata.cityofnewyork.us/) | New York (US) City Open Data | No | Yes | Unknown |
+| [City, Prague Open Data](http://opendata.praha.eu/en) | Prague(CZ) City Open Data | No | No | Unknown |
+| [City, Toronto Open Data](https://open.toronto.ca/) | Toronto (CA) City Open Data | No | Yes | Yes |
+| [City, Warsaw Open Data](https://api.um.warszawa.pl/) | Warsaw (PL) City Open Data | `apiKey` | Yes | Unknown |
 | [Code.gov](https://code.gov) | The primary platform for Open Source and code sharing for the U.S. Federal Government | `apiKey` | Yes | Unknown |
 | [Colorado Information Marketplace](https://data.colorado.gov/) | Colorado State Government Open Data | No | Yes | Unknown |
 | [Data USA](https://datausa.io/about/api/) | US Public Data | No | Yes | Unknown |