Change Survey.checked to Survey.responses_checked

Less ambiguous
Add getIdForAutomatedImport()
Edit parameters for API call
Refactor
Remove $new_respondent_ids member of retval array in import()
Remove $new_respondent_ids member of retval array in import()
Make get_respondents_list API call in a loop
Move some of import()'s code into processImportedRespondent()
Move some of import()'s code into getAllForSurvey()
Add and implement AppModel::getSurveyMonkeyObject()
Update Respondent.response_imported in processImportedRespondent() and
refactor
Update Survey.respondents_last_modified_date in import()
Add and implement Respondent::getBatchForResponseImport()
Add one-second delay between API calls in import()
Remove unnecessary database lookup
Simplify DB lookup for $already_recorded
Add and implement isRecorded()
Set Respondent.response_imported to true in import()
Put response import in a loop in case > 100 responses need imported
Rename the Community Readiness Index to the Community Readiness
Initiative