Update to 1.835
    
    - New upstream release 1.835
      - Added gather and relay demonstrations to MCE::Relay
      - Load IO::Handle for extra stability, preventing workers loading uniquely
      - Load Net::HTTP and Net::HTTPS before spawning if present LWP::UserAgent
        See http://www.perlmonks.org/?node_id=1199760
        and http://www.perlmonks.org/?node_id=1199891