Silverlight 2.0

# Fixes problems that were caused by Silverlight and McAfee scanning tools interactions
# UI automation stability fixes, including:
* graceful failures when attempting to use features that require .Net Framework 3.0 or 3.5 on machines that do not have either framework installed
* improved Tablet support
# Fixes an issue that arises when Mac users customize their environment by removing Arial and Verdana fonts
# Fixes a known issue with Isolated Storage IncreaseQuotaTo method