Revert "Implement modular cli and a config editing module (Request #12923)."

This reverts commit a90e4c02a538981f772a45205c991d466f9d472a.

Conflicts:
	framework/Core/package.xml
	horde/bin/horde-cli
	horde/docs/CHANGES
	horde/lib/AdminCli.php
	horde/lib/AdminCli/Module/Base.php
	horde/lib/AdminCli/Module/Config.php
	horde/package.xml
[jan] Add mysql encryption option for SQL backends (Request #12962).