List active vms for a given token

[briancain]

floaty list --active --token "tokenString"
Running VMs:

- hostname1.domain.com (centos-6-x86_64, 3.1/12 hours)
- hostname2.domain.com (debian-7-x86_64, 5/24 hours)
...

[briancain]

This will also update the output from floaty delete --all

floaty delete --all --token tOkEnStRiNg
Running VMs:

- hostname1.domain.com (centos-6-x86_64, 3.1/12 hours)
- hostname2.domain.com (debian-7-x86_64, 5/24 hours)
...

Are you sure you want to delete all vms? [y/N] y