    - Don't add xscreensaver-data-extra, xscreensaver-gl-extra
      xscreensaver-screensaver-bsod and xscreensaver-screensaver-webcollage
      build-dependencies (Universe)
    - kscreensaver-xsavers not depends on xscreensaver-data-extra
    - kscreensaver-xsavers not recommends xscreensaver-gl-extra
    - Add kscreensaver-xsavers-extra package
    - Make kscreensaver-xsavers-webcollage depend on kscreensaver-xsavers-extra
    - Keep kubuntu_01_cmake_find_xscreensaver.patch
    - Continue to not build OpenGL screensavers on armel
