Revision 112

* debian/rules, debian/hardening-wrapper.{prerm,preinst,postinst}:
  remove gcc-4.1 diversions since it has been removed from unstable.
* hardened-cc, hardening.make: add "-Werror=format-security" by default
  (Closes: #587358).
* tests/Makefile.common, tests/format.c: add test for newly added
  "-Werror=format-security" default option.