Bugfix: Respect JsConfig.TreatValueAsRefType<T> behavior

More information: http://stackoverflow.com/a/20344936/541420
Merge pull request #348 from mayerwin/master

Bugfix: Respect JsConfig.TreatValueAsRefType<T> behavior
Change tests to look at environment variable for ci host
Update latest NuGet packages and SS dlls
Add (failing) test for enums with the Flag attribute.
Merge pull request #350 from tapmantwo/master

Add (failing) test for enums with the Flag attribute.