[timeout] handlers & mutators can have a timeout, reworked async popen
[timeout] additional async_popen() test, popen() returns the output/status array
[timeout] no need to specify class, self
[timeout] updated changelog
[timeout] added more context to handler output log lines
Merge pull request #620 from portertech/timeout

[timeout] handlers & mutators can have a timeout, reworked async popen
[socket] improved client socket check validation
[socket] updated changelog
Merge pull request #621 from portertech/socket

[socket] improved client socket check validation