Clean up some of the terribleness of the BaseHttpServer... still more to come.
Small logging fixes.
Bit more cleanup...
Update libOMV again and force all to .NET 4.
Merge branch 'master' of git://github.com/aurora-sim/Async-Sim-Testing
Remove TRACE and DEBUG defines from release

Cleanup a small bit of prebuild.xml
Remove NET_3_5 #if
Improved linux prebuild script