get(url, args, cb) {
			return this.poll(null, url, args, cb, false);
		}
Issues a GET request to the given url and invokes the specified
callback function. The function is a wrapper around
{@link LuCI.request#request Request.request()}.

@deprecated
@instance
@memberof LuCI

@param {string} url
The URL to request.

@param {Object<string, string>} [args]
Additional query string arguments to append to the URL.

@param {LuCI.requestCallbackFn} cb
The callback function to invoke when the request finishes.

@return {Promise<null>}
Returns a promise resolving to `null` when concluded.