Style whines, flagtypes, classifications
style activity table
Mozilla skin: style time tracking table
Mozilla skin: remove extra padding
Allow to use shared searches in "matched by saved search" operator

* Allow 'SearchName <user@domain.com>' operator value syntax
* Default to sharer in shared search subqueries
Add user reference to subqueries when editing saved searches
Style Boolean Charts in Mozilla skin, better chart negation UI based on fieldset
Do not wrap long operator descriptions
More improvements for Boolean Charts

* Save them upon browser history navigation using onbeforeunload event
* Allow to delete charts with JS
* Remove incorrect margins between buttons
Experimental implementation of select fields as hinted editboxes
Begin implementation of "custom" editable object classes.

* Separate 'class' and 'field' entities. Previous Fields were a combination of both a Field and a Class.
* Turn Component, Version, Milestone, Keywords, OS, Platform, Status and all custom select field value classes into generic classes.
  Remove most of their custom DB interaction code.
* Remove separate Milestone and Version CRUD user interfaces, edit them using generic UI.
* Allow to view history of generic objects.

TODO:
* Edit generic classes and their fields.
* Deal with possible form field name collisions.
* Search on generic objects.
* Generic autocomplete in select fields.