1) Global Search
The first new UI element is the global search box. It is always available in the top right corner underneath the group and user information. It looks like this:
2) In-Line Filters
The second piece of new UI is the inline filtering. This is available for virtually all columns in list views and allows you to hide items for the list that don't satisfy filter criteria. The sequence below shows just how easy it is to leverage filters to hone in on exactly what you're looking for.
Filters can also be based on more complex things like time, or capacity:
3) The Filter Panel
A Note on Naming Schemes