o Protocols.HTTP.Server.HeaderParser It is now possible to enable non-normalization on the entire object, and not just on a per call basis. It is also possible to disable support for folded headers, as per IETFs latest specification. o CompilerEnvironment()->lock() This is a class that exposes the compiler internal lock.
o Protocols.EngineIO and Protocols.SocketIO
o Gz.deflate()->clone() This allows for testing compression. o gdb_backtraces() gdb_backtraces() is now available even --without-debug. o ADT.Heap()->low_pop()