Metadata token and offsets of StackFrames as new fields (file format v2)
New ASP.NET version of the FieldLog library

* Renamed projects to properly describe their target framework and version
* Added new ASPNET40 version that includes log helper methods for ASP.NET applications
* The setup now uses the signed version of Unclassified.FieldLog.dll
Web request duration measurement with filter support
Added build target to the assembly version attribute