Owin.Security.Providers 1.8.0

Version 1.8.0 - Add TripIt provider - Add Buffer provider - Now requires Microsoft.Owin.Security >= 2.1.0 and Newtonsoft.Json >= 6.0.1 Version 1.7.0 - Add SalesForce provider. Thank you genuinebasil (https://github.com/genuinebasil). Thank you Scott Hill (https://github.com/scottedwardhill) for adding refresh token support. Version 1.6.0 - Add StackExchange Provider. Thank you to Payoj Baral (https://github.com/payojbaral) for this one. Version 1.5.1 - Fixed issue with Yahoo provider. Please see http://www.beabigrockstar.com/guides/aspnet-mvc-yahoo-login/ for how to use the Yahoo provider correctly. Take note of the requirements for testing on localhost. Version 1.5.0 - Instagram provider - Thank you James Cuthbert (https://github.com/jokcofbut) Version 1.4.4 - Fix assembly version Version 1.4.3 - Implementation of OpenID Simple Registration Extension (http://openid.net/specs/openid-simple-registration-extension-1_0.html). For more information on how to use, please see the comment on the pull request: https://github.com/owin-middleware/OwinOAuthProviders/pull/11 Thank you Tomáš Herceg for this contribution (https://github.com/tomasherceg) Version 1.4.2 - (Yahoo Provider) Fixes exception when primary email address is not present. Also now falls back to first available email address in absence of primary email address Version 1.4.1 - (Yahoo Provider) Retrieves primary email address of user and add it to the list of claims Version 1.4 - Integrated the Google+ provider from the Nuget package Owin.Security.GooglePlus - Added support for requesting offline tokens and moment types to the Google+ provider Version 1.3.1 - Allows authentication against GitHub enterprise by specifying custom OAuth URLs Version 1.3 - Add support for authenticating with Reddit (Thanks to https://github.com/josephyanks) Version 1.2.1: - Bug fixes to OpenID provider - Adds the possibility to skip the discovery phase for OpenID provider by indicating directly the provider login uri instead of the provider discovery uri Version 1.2: - Adds support for authenticating against OpenID 2.0 providers and Steam (Thanks to https://github.com/laedit)