Fix docs typos

docs/extensions/graph/users.md

@@ -23,7 +23,7 @@ The JSON representation of a User handled by the Users API looks like this:
 }
 ```
 
-Our implemenation currently supports only a limited set of Attributes of Users:
+Our implementation currently supports only a limited set of Attributes of Users:
 
 | Attribute	| Description |
 |---------------|-------------|
@@ -57,7 +57,7 @@ Response:
 
 #### `GET /users`
 
-Returns a list of all users 
+Returns a list of all users
 
 Example:
 
@@ -129,7 +129,7 @@ Note the missing `"id"` Attribute. It will be generated by the server:
 
 ##### Response
 
-When successful, the Reponse will return the new user, without the password, but including the newly allocated `"id"`:
+When successful, the response will return the new user, without the password, but including the newly allocated `"id"`:
 
 ```
 {