Set minimum version for liblxqt (>= 0.9.0+20150911)

debian/changelog

@@ -1,3 +1,9 @@
+lxqt-about (0.9.0+20150902-2) experimental; urgency=medium
+
+  * set a minimum version for liblxqt (>= 0.9.0+20150911)
+
+ -- Alf Gaida <agaida@siduction.org>  Wed, 23 Sep 2015 17:24:57 +0200
+
 lxqt-about (0.9.0+20150902-1) experimental; urgency=medium
 
   * Cherry-picking upstream version 0.9.0+20150902

debian/control

@@ -8,7 +8,7 @@ Priority: optional
 Build-Depends: debhelper (>= 9),
                cmake (>= 3.0.2),
                libkf5windowsystem-dev,
-               liblxqt0-dev,
+               liblxqt0-dev (>= 0.9.0+20150911),
                libqt5x11extras5-dev,
                libqt5xdg-dev,
                libx11-dev,