Fixed broken SIG{'PIPE'} handling: e.g. script.pl | head.
Improved reliability when running MCE::Shared with threads.
Added parallel Net::Pcap and Ping demonstrations on GitHub:
https://github.com/marioroy/mce-examples/tree/master/networkDefault to ':raw' for BINMODE in MCE::Shared::Handle.
Optimized 'dequeue' method in MCE::Shared::Queue.
Refactored MCE::Hobo to spawn children on the Windows platform.
This is necessary for Mojo::IOLoop::HoboProcess to run properly,
with Mojolicous 7.25 and later.Bumped MCE dependency to 1.821.