Create Agent model, factory & spec; OSRA-233
Set up agent-sponsor association; OSRA-234
Merge pull request #137 from NikitaAvvakumov/agent

Create agent model & agent-sponsor association
OSRA-205 #resolve
Orphan list upload => validate => import workflow
Added Orphan Importer specs. Failing
Added first feature
Allowed OrphanImporter to open uploaded files
show errors or extracted orphans on validate view
Complete
Fixed failing specs
rebased
Moved methods from controller to collection_actions
Moved all actions to pending_orphan_list and fixed specs
Code review
Fixed failing spec
Code review
Merge pull request #108 from motasem-salem/final_importer

3/3 :tada: