[Flow] How to define targetEntity in abstractClass

[Alexander Wende]

Quote: Christian Loock wrote on Wed, 23 July 2014 16:27
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> Just as a side node: Isn't there a doctrine plugin that allows you to 
> save revisions of your domain models? I think this is what I mean:
> 
> https://github.com/Atlantic18/DoctrineExtensions
> 
> The Loggable extension. Maybe someone has a flow ready implementation if 
> that to use?

very cool. If anybody has a flow ready implementation or some hints how to implement it, I would be glad