v5.2 [Feb 4, 2012]
Added "File" objects to pass to reader operators.
- Added operators to open files and URL connections
- Added operators to iterate ZIP files
Superset and Union operator can handle special attributes
Catch block subprocess for Handle Exception operator
Database connections can define driver properties
XML import
Join operator can operate on multiple columns
Easier bug reporting: Direct connection to Bugzilla
Added new Operators:
- Denormalization Operator
- Remove Unused Values Operator
- Loop Repository
- Open File, Write File, Loop Zip-File Entries
- Read Excel with Format
