Release 4.1.0
Release 4.1.0

* Enhancement: #53 - make AutofacJobFactory.NewJob() virtual;
* Upgrade Autofac to 4.8.1;
* Upgrade Quartz.Net to 3.0.4;
* Enhancement: #55, #56 Support .NET 4.5.2 and NetStandard 2.0.

alphacloud/Autofac.Extras.Quartz