Merge pull request vyuldashev#109 from vladimir-yuldashev/analysis-qy…

…gKrY

Apply fixes from StyleCI

Travis: PHP 7.1

Changes from pull request vyuldashev#94

default sleep_on_error value

change vendor of phpamqplib

change vendor of phpamqplib

using implemented $this->getQueue() instead of $this->queue->getName()

updated readme