Sets a cookie for a certain URL.
@param url The URL to set the cookie on.
@param cookie_string The cookie string, for example: <pre> "key1=value1; key2=value2" </pre>
@param is_http_only Whether or not this cookie is HTTP-only.
@param force_session_cookie Whether or not to force this as a session cookie.
See Implementation
Sets a cookie for a certain URL.
@param url The URL to set the cookie on.
@param cookie_string The cookie string, for example: <pre> "key1=value1; key2=value2" </pre>
@param is_http_only Whether or not this cookie is HTTP-only.
@param force_session_cookie Whether or not to force this as a session cookie.