added hints file for MidnightBSD
Skip cmndline_mod20 test in cygwin environments.
Merge branch 'master' with local windows repo

* made cygwin environments pass all tests
Merge branch 'more-freebsd-support' of https://github.com/eserte/perl-proc-processtable
new test script testing some values from the own process
currently only implemented for freebsd and linux
skip tests with freebsd-procfs