Fix lock problem - don't write while iterating
Don't pass an admin user to the exporters
Add a --verbose flag to pomcur_export.pl
Do change missed in [4f6f053217e4]
Add documentation on CantoJSON
Remove pointless variable
Add documentation for attributes of Exporter Role
Rename test for GAFFormatter
Change URL for exporting approved sessions
Add TabZip exported and fix admin export link