added ability to define an sprintf string as the execution time filter comment in addition to just on/off. changed defaults so sample app and new projects only enable it for preconfigured output type 'html'
forgot ze sample app config in dc964bbec4ebcaa01e8efc0f65847aed5e5390e5
'agavi project' creates base actions and views now which implement defaults that comply with the general guidelines on action and view organization.
added 'user_authenticated' source to possible caching groups