Shipami

https://github.com/wnkz/shipami/pull/24

- aliases (ls cp rm)
- `show` command now accepts multiple image id
- autocomplete script

RC 1

- Implement `--copy-permissions` option on copy and release (14)
- Fixes an error when trying to remove copied_to tag of a deleted image (13)

CHANGELOG

- require `--force` option when trying to delete a released image

CHANGELOG

- Completely reworked `list` subcommand
- Better error management