Do not use pkg-kde-tools anymore.

debian/control

@@ -4,7 +4,6 @@ Uploaders: Thomas Moulard <thomas.moulard@gmail.com>
 Section: libs
 Priority: extra
 Build-Depends: debhelper (>= 9),
-	       pkg-kde-tools (>= 0.6),
                cmake,
                doxygen,
                doxygen-latex,

debian/rules

@@ -64,7 +64,7 @@ endif
 	override_dh_auto_test
 
 %:
-	dh  $@ --parallel --with pkgkde-symbolshelper
+	dh  $@ --parallel
 
 override_dh_auto_clean:
 	dh_auto_clean