[Hackday] [2.7] Add a deprecation note about Kernel's init method #12622
Description
NOTE: This issue is part of the "SymfonyCon 2014 Madrid Hackday" effort to add logs for every 2.7 deprecated feature. This is needed before removing those features in 3.0 version. Please, add you name in a comment of this issue if you are going to work on this.
The Symfony\Component\HttpKernel\Kernel::init() method has been removed.