Merge pull request #8 from advancedrei/master

Handle errors from the Rules system.
log server errors
updated sample to 0.4.7
Update README.md
include auth0 access_token in the list of claims
update sample to Auth0-ASPNET-Owin 0.5.0
fix issues with state parameter
using Auth0-ASPNET-Owin 0.6.1
Update README.md
Update README.md
Moving sample to examples folder. Added api sample
minor
include sln