resolve new $className issue

set delay strategy based on config variable

update README.md

Merge pull request vyuldashev#211 from blac3kman/master

issue-206: fix createPayload for laravel 5.7.*

update README

5.7

Merge pull request vyuldashev#185 from vladkucherov/patch-1

Adds support for custom headers and properties on pushRaw

update amqplib version

Merge branch 'master' of github.com:vyuldashev/laravel-queue-rabbitmq

Merge pull request vyuldashev#171 from elvenpath/master

Added arguments for declaring an exchange