Release maven artifacts

```
I now have several projects that depend on step2 and it would be useful if you 
could periodically "release" maven artifacts-- i.e. with a non-SNAPSHOT version 
number. 

This way we can release non-SNAPSHOT builds downstream. 

```

Original issue reported on code.google.com by `alex@bedatadriven.com` on 11 May 2011 at 1:40
