update ODataLib to 5.6 RTM
Drop Route prefix from RouteAttribute properties (fixes #1227).
Make attribute routed methods inaccessible from standard routes.

Don't include actions with RouteAttribute when running standard routing
(fixes #1222).
FGix owin
Consolidate DefaultRouteAttribute into RouteAttribute (fixes #1223).
1181 [CORS] The origin URL in CORS in the settings should follow the CORS spec
Expose ODataMessageWriterSettings and ODataMessageReaderSettings on the
formatter.
Fix LinkShare helper broken images for Digg and del.icio.us.

And StumbleUpon has a new icon.
Remove Twitter Helper
Disable route generation for unnamed attribute routes.
Make HttpRouteBuilder internal (fixes #1229).
Update attribute routing ordering and constraint precedence.

Finish implementing the current attribute routing design.
Add cancellationToken overloads
Incorporate code review feedback.
Anti-XSRF helpers should also forbid clickjacking attacks.
AntiforgeryToken() will now by default adds the X-FRAME-OPTIONS to prevent clickjacking attacks.
Users can opt-out by using the flag SuppressXFrameOptionsHeader on AntiForgeryConfig.
Use GetBufferedInputStream instead of InputStream.

Unlike InputStream, GetBufferedInputStream supports async.
Revert from GetBufferedInputStream to InputStream.

Rewind issues appear to require a more complex implementation.
1089: Exception inside PushStreamContent won't be caught by
ExceptionFilterAttribute

Adding overloads for async onStreamAvailable handlers. Aslo, getting rid
of the whole CompleteTaskOnCloseStream. The task is complete either if you
return from your sync OnStreamAvailable handler or when the task that you
return from you async OnStreamAvailable handler completes.

Also, note that adding the overloads is potentaillay a compile time
breaking change due to the way method group overload resolutions work.
http://stackoverflow.com/questions/2057146/compiler-ambiguous-invocation-error-anonymous-method-and-method-group-with-fun
fix build break.

missing </summary> tag in xml comment.
Fix {action} with attribute routing.
https://aspnetwebstack.codeplex.com/workitem/1239