Feature-Required Task 3: deleted stub code
Feature-Required Task 3: added cell reuse identifiers
Feature-Required Task 3: edited title of FlickrImagesTVC
Feature-Required Task 3: added an ImageViewController with segues
Feature-Required Task 3: obtains unique tags
Feature-Required Task 3: table view has appropriate number of rows
Feature-Required Task 3: rows have capitalized titles
Feature-Required Task 3: rows have subtitles
Merge branch 'feature-required_task_3' into develop
Feature-Required Task 4: segues to image with tag and sets title and photos
Feature-Required Task 4: image with tag displays images correctly
Feature-Required Task 4: image now displays correctly
Merge branch 'feature-required_task_4' into develop