Changed the guidebook URL to https
Removed DATA_SOURCE detection, assuming DB-only
Removed get_all_results_pages for program data
Adapted the program index page to pull data from db
Changed the session page to use the DB data
- Added a parse function to correct image urls
- Replaced the fetch_links parse function with parse_links, which converts from json to array form
- Updated the session template file to work with the new link attributes, only using http URLs
- Added is_single_object_expected flag for each type of db call to assemble the correct $data object