rdoc for Babushka.ruby
Rdoc for CurrentRUby: point to Babushka.ruby
Merge remote-tracking branch 'schnittchen/master'
Merge remote-tracking branch 'schnittchen/matcher'
Rename SystemProfile#name[_str] to #codename[_str].

It would be confusing if #name and #hostname were both methods on
SystemProfile.
Add SystemProfile#hostname helper.
Update calls to SystemProfile#name to use #codename.
fix for #281. missing a test though...