add versions to manpages-it Replaces+Breaks

In the meantime the package was updated to remove the old APT manpages
from this package, so we can now add a Breaks and version it, too.

The intial Replaces was added in:
b57220d815aedbc023847d0885e08c6ed50e629a

debian/control

@@ -18,7 +18,8 @@ Vcs-Browser: http://anonscm.debian.org/gitweb/?p=apt/apt.git
 Package: apt
 Architecture: any
 Depends: ${shlibs:Depends}, ${misc:Depends}, debian-archive-keyring, gnupg
-Replaces: manpages-pl (<< 20060617-3~), manpages-it
+Replaces: manpages-pl (<< 20060617-3~), manpages-it (<< 2.80-4~)
+Breaks: manpages-pl (<< 20060617-3~), manpages-it (<< 2.80-4~)
 Conflicts: python-apt (<< 0.7.93.2~)
 Suggests: aptitude | synaptic | wajig, dpkg-dev, apt-doc, xz-utils, python-apt
 Description: commandline package manager