Don't nullref when passed a ~/aspnet path outside of ASP.NET. Drop the tilde and pass to the virtual path providers.
Expose LoadNativeDependenciesForType(Type t) from Config.Plugins. Previously there was no code-based method to load a native dependency manually.
Add Config.Current.Build(ImageJob job) convenience method.
Update WebP native dependencies to 0.4.0

Add ImageResizer.Plugins.WebP.Test project.