Fixed bugs:

• Issue #226: bitwise-xor inconsistency with other schemes
• ilist= in (srfi :116) didn't compare correctly if passed lists are more than 2
• ilist-copy was not exported
• Argument check of fxrotate-bit-field was not executed correctly

Improvements:

• Issue #223: Avoid unnecessary allocation for call-next-method
• Supporting SHA3 and BLAKE2 hash algorithms
• <simple-server> in (net server) now has :context slot to hold user defined server context
• Binary transfer encoding works outside of the ASCII range.

New features:

• bytevector->escaped-string has been added to (util bytevector)
• Socket select operations for TLS socket have been implemented.
• http-debug-sender and :trace keyword are introduced to (rfc http)
• http-multipart-sender has been added to (rfc http-connections)
• oauth-signer-clone and oauth-verifier-clone have been added to (net oauth)
• Draft SRFI 143 has been added.