Tell about required dependencies in pkg delete.
Tell about required dependencies in pkg delete.

Generate error or notice about dependencies that are still required
when uninstalling package in non-recursive mode.

Integrate patch for removing seen dependencies suggested by bapt.

Open343/pkg,khorben/pkg,khorben/pkg,khorben/pkg,skoef/pkg,en90/pkg,junovitch/pkg,junovitch/pkg,Open343/pkg,en90/pkg,skoef/pkg