The CF7 updater has been released and can be downloaded here: http://www.macromedia.com/support/coldfusion/downloads_updates.html#mx7
Some new improvements include:
Improvements to Flash forms (finally, we can do ActionScript functions),
RTF support for cfreport,
CFCProxy to let java classes call our CFCs,
and much much more.
There is also an update to the Report Builder, which can be found here: http://www.macromedia.com/support/coldfusion/downloads.html