According to MacRumours, these are the release notes included with 11C62 build:
The 10.7.2 update is recommended for all OS X Lion users and includes general operating system fixes that improve the stability, compatibility, and security of your Mac. It also includes support for iCloud, a breakthrough set of free cloud services that automatically and wirelessly store your content on iCloud and push it to all of your devices. iCloud on OS X Lion includes the following features:
- iCloud stores your email, calendars, contacts, Safari bookmarks, and
Safari Reading List and automatically pushes them to all your devices.
- Back to My Mac provides remote access to your Mac from another Mac
anywhere on the Internet.
- Find My Mac helps find a missing Mac by
locating it on a map and allows you to remotely lock the Mac or wipe
all its data.
Getting started with iCloud is easy. After installing the update, OS X
will automatically present an iCloud setup panel. Simply enter an
existing Apple ID or create a new one and then follow the on screen
instructions. To learn more about iCloud visit
http://www.apple.com/icloud.
The 10.7.2 update also includes Safari 5.1.1 as well as fixes that:
- Allow reordering of desktop spaces and full screen apps in Mission
Control.
- Enable dragging files between desktop spaces and full
screen apps.
- Address an issue that causes the menu bar to not
appear in full screen apps.
- Improve the compatibility of Google
contact syncing in Address Book.
- Address an issue that causes
Keynote to become temporarily unresponsive.
- Improve VoiceOver
compatibility with Launchpad.
- Address an issue that causes a delay
in accessing the network after waking from sleep.
- Enable booting in
to Lion Recovery from a locally attached Time Machine backup drive.
- Resolve an issue that causes screen zoom to stop working.
- Improve
Active Directory integration.
For detailed information about Safari 5.1.1, please visit this
website: http://support.apple.com/kb/HT4922.
For detailed information on this update, please visit this website:
http://support.apple.com/kb/HT4767. For information on the security
content of this update, please visit:
http://support.apple.com/kb/HT1222.