aspnet/Mvc — pull request #813 by harshgMSFT (2014-07-17 21:36:19+00:00)
Title: Adding support for content negotiation.

This change consists of :
1. Conneg based on request headers, supports the following 3 scenarios:
a. ContentType property on ObjectResult set to null or is empty.
b. ContentType property on ObjectResult set to a single content type.
c. ContentType property on ObjectResult set to multiple content types.

2. Parsing Helpers, comparers and extensions for comparing various http headers.
3. Tests.

Open workitems:
1. Remodel JsonResult and ContentResult to be a derivation of ObjectResult.
2. Add support for acceptcharset headers.
3. Produces Content Attribute.
4. Sample for adding a result filter for adding a custom formatter to the collection.