Bump version: 1.8.0.13-ade4-dirty → 1.9.0

Change-Id: Id61cbe354437233fc6baf187ea90284da6a6944b
diff --git a/debian/control b/debian/control
index 717bd60..2953269 100644
--- a/debian/control
+++ b/debian/control
@@ -7,7 +7,7 @@
                pkg-config,
                libdpkg-perl, git,
                dh-autoreconf,
-               libosmocore-dev (>= 1.5.0),
+               libosmocore-dev (>= 1.7.0),
                osmo-gsm-manuals-dev,
                libgtpnl-dev (>= 1.2.0)
 Standards-Version: 3.9.6