Merge pull request #7 from RubtsovAV/master

removed the lower limit of pool size

Author: qxsch

src/WorkerPool.php

@@ -236,9 +236,6 @@ public function exitPhp($code) {
 	 * @return WorkerPool
 	 */
 	public function create(WorkerInterface $worker) {
-		if ($this->workerPoolSize <= 1) {
-			$this->workerPoolSize = 2;
-		}
 		$this->initialPoolSize = $this->workerPoolSize;
 		$this->parentPid = getmypid();
 		$this->worker = $worker;