Merge topic 'qt5-system-components'

88b4e244 qt5: require Help and XmlPatterns components from Qt5

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !1182

CMakeLists.txt

@@ -459,6 +459,9 @@ set(qt5_skip_modules
   qtwayland
   qtwebchannel
   qtwebsockets)
+set(qt5_components
+  Help
+  XmlPatterns)
 
 set(boost_libraries
   atomic