1.0.0-rc2

Features

• Add a ConnectionId property to IHttpConnectionFeature to help correlate logs (#542)
• No easy way to get file names in IFormFileCollection / IFormFile (#499)
• SendFile extension method should fallback to StreamCopy if ISendFileFeature isn't available (#496)
• HeaderDictionary can't add existing key (#489)
• Remove ApplicationServices from HttpContext? (#466)

Bugs Fixed

• EnableRewind causes data loss on files larger than the buffer threshold (#605)
• ReferenceReadStream implementation doesn't properly implement Begin/End pattern (#602)
• Move HttpContextAccessor from .Internal namespace (#549)
• Remove IsLocal (#536)
• Comma's in cookie value (#535)
• Share StreamCopyOperation implementations (#528)
• Fix untestable extension methods (#527)
• Make IFeatureCollection have generic accessor (#522)
• Quirk with MapMiddleware when exception propagates outside of the branch (#510)
• Allow feature cache to be updated+invalidated (#502)
• Move SendFileExtensions to HttpAbstractions (#495)
• Can't enumerate the FeatureCollection because it throws NotImplementedException (#494)
• Updated ifdefs from DNXCORE50 to DOTNET5_4 (#467)
• Revert use of explicit converters that prevent APIs from returning null. (#463)
• Move RequestDelegate to Microsoft.AspNet.Http namespace (#454)
• ResponseCookies.Delete does not use the same default path as ResponseCookies.Append (#437)
• Reduce collection wrapping (#426)
• IFeatureCollection indexer is pretty bad (#414)
• [Perf] High Allocator DefaultHttpContext (#402)
• UseBuilder should take optional Action (#398)
• Dispose the FileBufferingReadStream created by ReadFormAsync (#393)