Updated to be in line with how ember-cli-deploy handles context data
Updated to be in line with how ember-cli-deploy handles context data

Now, the object passed in by the pipeline task is accessed under
`context.deployment`.

Also, now returning the values we want put onto the context object.
Previously we were adding them to the object manually, but now
ember-cli-deploy adds whatever is returned by the plugin to the context

dukex/ember-cli-deploy-build,zapnito/ember-cli-deploy-build,duizendnegen/ember-cli-deploy-build,zapnito/ember-cli-deploy-build,strange-studios/ember-cli-deploy-build,lukemelia/ember-cli-deploy-build,martinic/ember-cli-deploy-build-plus,lukemelia/ember-cli-deploy-build,ember-cli-deploy/ember-cli-deploy-build,dukex/ember-cli-deploy-build,achambers/ember-cli-deploy-build,achambers/ember-cli-deploy-build,dukex/ember-cli-deploy-build,achambers/ember-cli-deploy-build,martinic/ember-cli-deploy-build-plus,strange-studios/ember-cli-deploy-build,ember-cli-deploy/ember-cli-deploy-build,duizendnegen/ember-cli-deploy-build,zapnito/ember-cli-deploy-build,strange-studios/ember-cli-deploy-build