Use txt files containing "key: value" instead of associative arrays.
Added the search function which greps the file for a "key: ".
Renamed aliases.txt to versions.txt.
Renamed search to fetch.
Removed the DEPENDENCIES variable.
Put { on the second line to please vim's auto-indentation.
Make 2.0.0-rc1 the stable version for rubinius.
Use mkdir -p instead of install -d
Style.
Error handling.