* Switch to quilt for patch management.

* 02_hurd_stub_backend.patch: re-add an implementation of the stub 
  backend, for the Hurd. Closes: #557446.
* 03_kfreebsd_installdirs.patch: patch to install binaries in 
  libexecdir so that we can version the installation directory. Also 
  use DESTDIR in the installation hooks.
* Rename 90_autoconf.patch to 90_autotools.patch, re-run all the 
  autotools on top of that.
* Pass a versioned libexecdir to the configure arguments.
* Install the server binary on kfreebsd.
* Exclude it from dh_fixperms.

debian/control

@@ -10,6 +10,7 @@ Build-Depends: debhelper (>= 5),
                libglib2.0-dev (>= 2.6.0),
                gnome-pkg-tools (>= 0.10),
                cdbs,
+               quilt,
                texinfo,
                dpkg-dev (>= 1.13.19),
                intltool (>= 0.35.0),