2010-06-07 Paul Boddie Added methods to install actions, macros, general plugins and additional theme materials.
     1 Avoid reconfiguration of existing moin script.
     2 Site directory detection.
     3 Enabled/available site listings.
     4 HTTP user integration and Apache user/group file editing.
     5 Support Xapian search.
     6 Support OpenID and other authentication methods.
     7   Remember anonymous_session_lifetime for 1.8.x and cookie_lifetime for 1.9.x.
     8 Support integration of additional theme material with themes.