Update ImportAccountsTask to fill in missing user data + add ability to force user ID
Add ability to accept lists of managed entities as comma-separated-ID strings
Update Import*Task tasks in Competition module to allow forcing the entity ID
Add CSV file handling to TaskRunner command
Add script to reduce carpal-tunnel-ness of importing Competition data from CSV files
Improve error reporting in DataImporter tasks
Work around issue with cloning the Competitions form by just pulling a new one each time
If team membership data is provided in a serialized format, explode it and build the division tree
Merge branch 'feature/csvimport' into develop
Import data via CSV files
Closes #80