fixes uptime standard error put about missing /dev/tty on osx
Retry properly on DNS lookup failure. Closes #52
Retry properly on DNS lookup failure. Closes #52
Merge pull request #53 from serverdensity/osx-uptime-fix

fixes uptime standard error put about missing /dev/tty on osx
Bump version number for new release
Merge branch 'develop' into master-no-url-checks