CodeAnalysis, signing.
Merge branch 'master' of https://github.com/owin/owin-hosting

Conflicts:
	src/main/Owin.Extensions/StartupExtensions.OwinTypes.cs
	src/main/Owin.Types/Owin.Types.csproj
StyleCop.
Enable stylecop in the build.
Disable AutoStartup package generation.
Extensions: Remove named delegates in favor Action/Func.