wayneeseguin/rvm — pull request #740 by ajiwo (2012-02-02 16:05:25+00:00)
Title: use GNU tar on OpenBSD

user on OpenBSD (I'm on 5.0) can test with:
```
$ bash
bash-4.2$ bash -s -- --branch ajiwo/targtar < <(curl -s https://raw.github.com/ajiwo/rvm/targtar/binscripts/rvm-installer)
```