Updating release Nuget.config
Updating dev Nuget.config
Fix DefaultHubActivator constructor
Remove HostContext and use HttpContext directly
Change Helios reference to Microsoft.AspNet.Server.IIS in the sample
Updated resources path
Use HttpRequest instead of HttpContext to replace IRequest
Use HttpResponse.End instead of WriteAsync to avoid chunking
Rename OnRequestAborted to RequestAborted.
WIP