NancyFx/Nancy — pull request #693 by prabirshrestha (2012-08-08 01:18:01+00:00)
Title: updated owin host to v0.12 spec

1. updated owin host so it supports v0.12 (http://owin.org/spec/owin-0.12.0.html)
2. `CheckVersion` checks for `owin.Version >= 0.12` instead of `owin.Version == "1.0"` (starting from v0.12, owin will be using semantic versioning)
3. removed `Gate.dll` and `Gate.AspNet.dll`. Gate.AspNet.dll has not been updated to v0.12 yet.
4. added a single file `OwinAspNetHost.cs` which contains httphandler and the route handler.
5. updated owin samples so it uses `~/` in `