Override core controller at package 5.7

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Hi,
Is it possible to override a core c5 controller (5.7) into a package?

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Sepehr replied on at Permalink Reply
Any idea?
JohntheFish replied on at Permalink Best Answer Reply
JohntheFish
See
http://documentation.concrete5.org/tutorials/override-almost-any-co...

PS.
Any package doing the above would have trouble being approved for the marketplace and either not approved or marked black/bleeding edge.