Initial factory integration

[mtaylor]

The initial work to integrate with factory.

Creates Active Resrouce Lib, Setups Factory Girl, Adds Initializer, and updates Target Image to work with ImageFactory create image.

[jguiditta]

rake spec fails for me with:

Run options: include {:locations=>{"./spec/models/target_image_spec.rb"=>[50]}}

ImageManagement::TargetImage ImageFactory interactions Successful Requests should create new target image with factory meta-data (FAILED - 1)

Failures:

1) ImageManagement::TargetImage ImageFactory interactions Successful Requests should create new target image with factory meta-data Failure/Error: ti = Factory.create(:target_image) NoMethodError: undefined method `target=' for #ImageManagement::TargetImage:0x7f4b1ff1a970

./spec/models/target_image_spec.rb:51

Finished in 0.01766 seconds 1 example, 1 failure

Failed examples:

rspec ./spec/models/target_image_spec.rb:50 # ImageManagement::TargetImage ImageFactory interactions Successful Requests should create new target image with factory meta-data

[jguiditta]

recreating db, fixes specs for me