Added list of future scheduled gatherings.
Updated list of future scheduled gatherings.

Only shown if there are objects to show.
Made field order explicit.
Added tutorials app.
Added tutorials management link to menu.
Added common page layout.
Updated home page.
Created management section in menu.
Updated tutorial templates and view access.
Fixed page controls.
Renamed page-control block.
Renamed page badges block to page title extras block.
Updated gatherings to use page template.
Updated challenges to use page template.
Updated dojo to use page template.
Updated life vision to use page template.
Updated projects to use page template.
Updated tasks to use page template.
Updated routines to use page template.
Updated habits to use page template.