Release Name: 1.1.20

Notes:
1.1.20
  - Removed need for external db entry in database.yml - previously was reqd even if not used! Commented out now
  - Improved import of users (loans) to better reflect number of those imported - rather than those new
  - Use of fastercsv for better parsing of session imports - commas in names no longer a problem
  - connectors (evs and loan) reloacted into separate subdirectory (not namespaced) and questions also
  - removed old connector and question classes from main models directory - less cluttered
  - import_questions - fixed bug not showing date field when should have been
  - import_questions - workflow and defaults improved - using render rather than redirects so history is remembered.
  - Adde new migration to update default Session Type to Responsev6Session (v6.5)



Changes: