removeInterceptor(interceptorFn) {
			const oldlen = this.interceptors.length;
			let i = oldlen;
			while (i--)
				if (this.interceptors[i] === interceptorFn)
					this.interceptors.splice(i, 1);
			return (this.interceptors.length < oldlen);
		}
Remove an HTTP response interceptor function. The passed function
value must be the very same value that was used to register the
function.

@instance
@memberof LuCI.request
@param {LuCI.request.interceptorFn} interceptorFn
The interceptor function to remove.

@returns {boolean}
Returns `true` if any function has been removed, else `false`.