Try adding ExtUtils::ParseXS to .TRAVIS.PL, so it's there before building.
Change test call to POSIX::setlocale to 'C', due to 'en_GB.UTF-8' could not be installed causing failed tests
Change test call to POSIX::setlocale to 'C' in ZMQ-LibZMQ2 test.
Merge pull request #51 from mjg17/topic/fixes

Fix Travis CI; apply alambike's "Change test call to POSIX::setlocale to 'C'..."