Add instagram model
Add network communicators to project
Add url types and schemes to plist
Stub out autenticaion and URL opening methods
Authenticate user with Instagram
Add button to fetch photos
Add method to request user images
Call method in PFViewController
Change block return to array from dict
If there are more photos than what we were able to get in the first go around, run everything again.
Change to use new block in view controller
Get category w/ dictionary helper methods
Refactor main request
Setup INstagram model
Add instagram parser to project
Add instagram parser class and method for returning instagram objects from JSON
Change initializer on the instagram object to include created date
Override description for instagram object
Return array of instagram objects form communicator
Combine data array into single array