adds capabilities to pull the description and package list from the icicle
irb> i = Aeolus::Image::Warehouse::Icicle.first
=> #<Aeolus::Image::Warehouse::Icicle:0x7fef78533fa8
@object_type="icicle",
@uuid="5029e280-9ec9-48e6-8919-9383d171b075">
irb> i.description
=> "rhel 6.1 x86_64 template with rhev v3.0 agent pkg"
irb> i.packages.find_all { |node| node =~ /zlib(.*)/ }
=> ["zlib-1.2.3-25.el6.x86_64"]
Radez