Add required Qt libs to debian package

Signed-off-by: Piotr Galiszewski <pgaliszewski@corp.bluecherry.net>
Add bluecherry-client-dbg package to debian/control

Signed-off-by: Piotr Galiszewski <pgaliszewski@corp.bluecherry.net>
Add bluecherry-client.install file

Signed-off-by: Piotr Galiszewski <pgaliszewski@corp.bluecherry.net>