Mantissa

- People are now editable.
- Add/delete buttons added to the person scrolltable.
- People now include 'postal contact' fields.
- Multiple email-address contact items' creation is now prevented.
- An event publisher for the creation of new contacts has been
added.
- Theme lookup now cached during page rendering, both for calls to
the deprecated webtheme.getLoader and via ThemedElement.
- New inequality-based scrolltable implementation.
- Themeing support for Athena's "unsupported browser" page now
provided.
- JavaScript modules now served from a centralized location for
public and private pages.

- LoginPage now remembers and passes on query arguments.
- Removed use of deprecated API from webadmin.DeveloperSite.

- Added a method to IOrganizerPlugin to allow notification of
creation of new person objects.
- Added a method to IOrganizerPlugin to allow extension of the
add-person form with new contact information types.
- Liveform refactoring.

- Data passed to Lucene for indexing or search queries is now
filtered to prevent email addresses and URLs from being recognized
as single tokens.
- The sharing API has been significantly revised.
- PyLucene result sets can now be manipulated without loading large
numbers of hit objects.

- Selection and activation tracking has been moved out of Quotient
and into Mantissa.ScrollTable.
- Autocomplete has been added, from Quotient.
- Significant improvements to sharing.
- webapp.PrivateApplication.__init__ has been removed, in order to
prevent its privateKey from changing upon upgrade.

- Several upgraders left out of the previous release have been added.