Error converting DateTime from json

[BrindleFly]

Exception is below. Lines 42 and 43 of lib/rackspace_cloud/image.rb need to have DateTime prefixed with :: to scope globally.

/rackspace_cloud-0.4.0/lib/rackspace_cloud/image.rb:42:in populate': uninitialized constant RackspaceCloud::Image::DateTime (NameError) from /Users/me/.rvm/gems/ruby-1.8.7-p249/gems/rackspace_cloud-0.4.0/lib/rackspace_cloud/image.rb:20:ininitialize'
from /Users/me/.rvm/gems/ruby-1.8.7-p249/gems/rackspace_cloud-0.4.0/lib/rackspace_cloud/base.rb:39:in new' from /Users/me/.rvm/gems/ruby-1.8.7-p249/gems/rackspace_cloud-0.4.0/lib/rackspace_cloud/base.rb:39:inpopulate_images'
from /Users/me/.rvm/gems/ruby-1.8.7-p249/gems/rackspace_cloud-0.4.0/lib/rackspace_cloud/base.rb:38:in each' from /Users/me/.rvm/gems/ruby-1.8.7-p249/gems/rackspace_cloud-0.4.0/lib/rackspace_cloud/base.rb:38:inpopulate_images'
from /Users/me/.rvm/gems/ruby-1.8.7-p249/gems/rackspace_cloud-0.4.0/lib/rackspace_cloud/base.rb:17:in `connect'
from ./rackspace-test.rb:7