Import term hierarchy
Resolve #41
Update changelog
Refactor
Refactor
Refactor
New custom attachment importer action hook
More attachment info in batch
New action hook, inject custom attachment importer pre-deploy.
Refactor user and batch data access objects
Remove unused mappers
Major refactoring of data access objects and mappers
Remove last DB mapper
Object watcher
Move find by ID to super class
Find records by IDs
Refactor
More info when editing batch
Resolve #43
Default batch title
Resolve #16