Added JSON parser to project.
Added a method to populate the cellStates dictionary with information regarding cells
Added some sample JSON files to work with. The required JSON file will be called rootPage.json.
Added a pageIdentifier string as a property. This will be used to determine which JSON file needs to be retrieved and parsed to populate the table view.
Added new mutable dictionary, cellStates, which will hold the data from the JSON files, and it will eventually be used to populate the table view.
Added new mutable dictionary