Four Oh Eight - Long Patch Release

A patch release of uSync bringing the core and back office versions back into line, and fixing a few things.

This version of uSync 4.0.8 mainly brings the release back upto sync with the uSync.Core - so ensures that new installs of uSync get all the fixes in core versions 6.06 and 6.0.7 which mainly have fixes around radio and checkbox list prevalues.

• HealthChecks have been merged into the main uSync Package

There are also a few extra fixes for Backoffice/Core and Content edtion Listed below:

• Dicrionary Keylessness #191
• Typo fixes #195 (thanks @SimonHartfield )
• Fixes for Inner Content 2.0 #188
• Health Check for file permissions #187