Info command now shows the latest version package meta always, fixes #759

This is backwards compatible, in terms of programmatic usage and `--json` output.

![screen shot 2013-08-11 at 2 33 08 pm](https://f.cloud.github.com/assets/1017236/943982/ddb0ea92-028a-11e3-82c8-a2c892e2fd37.png)