Top runtime issues

Enable disabled xunit warnings

test enhancement up-for-grabs

API proposal: Allow JavaScriptEncoder to have relaxed escaping rules

api-approved area-System.Text.Encodings.Web

System.Drawing.Color equality is comparing more than the color

area-System.Drawing

HTTP2: Incorrect exception thrown when attempting to resend non-rewindable content

Add BinaryWriter.Write(int[]) and similar

api-suggestion area-System.IO

System.Drawing.FontConverter string parsing problem

area-System.Drawing

Add documentation for date formats in S.T.JSON

area-System.Text.Json documentation json-functionality-doc

Clean build causes errors on mac: A fatal error was encountered. The library 'libhostpolicy.dylib' required to execute the application was not found in '/Users/hugh/Documents/GitHub/corefx/artifacts/bin/System.ComponentModel.TypeConverter.Tests/netcoreapp-Debug/'.

System.Net.NetworkInformation.Ping is throwing exceptions for anything but TtlExpired or Success

area-System.Net bug

JsonExtensionData should not use the dictionary name when serializing

area-System.Text.Json blocking bug