Code review comment for lp:~mirtchovski/goamz/ec2

here's what my own command returns (pretty-printed). these public images
were the basis for the tests:

   // $ ./aws images -all architecture=i386
description="http://bitnami.org" image-type="machine"
   ec2.Image{
    ImageId:"ami-fd20ff94",

Location:"aws-marketplace/bitnami-webpack-1.0-0-linux-ubuntu-10.04.3-i386-mp-0b295d82-395d-4b81-89df-5ac5f0b66975-ami-3820fc51.1",

    State:"available",
    Owner:"679593333241",
    Public:true,
    Architecture:"i386",
    ImageType:"machine", ProductCodes:[]string(nil),
KernelId:"aki-805ea7e9", RamdiskId:"", Platform:"",
    StateReason:"",
    OwnerAlias:"aws-marketplace",

Name:"bitnami-webpack-1.0-0-linux-ubuntu-10.04.3-i386-mp-0b295d82-395d-4b81-89df-5ac5f0b66975-ami-3820fc51.1",

    Description:"http://bitnami.org",
    RootDeviceType:"ebs",
    RootDeviceName:"/dev/sda1",
    VirtualizationType:"paravirtual",
    Hypervisor:"xen",
    BlockDevices:[]ec2.BlockDeviceMapping{
     ec2.BlockDeviceMapping{
      DeviceName:"/dev/sda1",
      VirtualName:"",
      Ebs:ec2.EbsBlockDevice{
       SnapshotId:"snap-5d581d27",
       VolumeSize:10,
       DeleteOnTermination:true,
       VolumeType:"",
       Iops:0
      }
     }
    }
   }

   // $ ./aws snapshots snapshot-id=snap-9df717f4 status=completed
start-time=2008-11-19T10:03:00.000Z
   ec2.Snapshot{
    SnapshotId:"snap-9df717f4",
    VolumeId:"vol-37ac485e",
    Status:"completed",
    StartTime:"2008-11-19T10:03:00.000Z",
    Progress:"100%",
    OwnerId:"947081328633",
    VolumeSize:"2",
    Description:"1980 US Census (Linux)",
    OwnerAlias:"amazon",
    Tags:[]ec2.Tag(nil)
   }

https://codereview.appspot.com/6745044/