HttpServer now uses more verbose error messages.
JsonConfigReader now does not search config files in current path but assemblies location.
Nancy RootPathProvider.cs now also uses a better method for determination of web-root path.
Also improved path handling for LogManager.cs.
Further improved path handling.
Fixed FileHelpers.cs:GetFileByExtension().
Merge pull request #349 from raistlinthewiz/develop

path improvements