Updated Debian version dependency to 2.0.20.

diff --git a/debian/rules b/debian/rules
index 8b90e40..f08e0bf 100755 (executable)
--- a/debian/rules
+++ b/debian/rules
@@ -104,7 +104,7 @@ binary-arch: build install
        dh_fixperms
 #      dh_perl
 #      dh_python
-       dh_makeshlibs -V 'libyaz (>= 2.0.13)'
+       dh_makeshlibs -V 'libyaz (>= 2.0.20)'
        dh_installdeb
        dh_shlibdeps  -l debian/libyaz/usr/lib
        dh_gencontrol