Do no install docs for kcontrol to avoid conflicts with kde-runtime-4 kcontrol
documentation

Index: docs/CMakeLists.txt
--- docs/CMakeLists.txt.orig
+++ docs/CMakeLists.txt
@@ -1,3 +1,3 @@
 add_subdirectory(kf5-config)
 add_subdirectory(kdebugdialog5)
-add_subdirectory(kcontrol5)
+#add_subdirectory(kcontrol5)
