QOF: Query Object Framework

QOF 0.7.5

Modules
Query Object Framework

## Modules
| Book: The QOF Data Set.
| Object: Describing data structure.
| Class: Getting and setting entity values.
| Time: 64bit UTC Time handling.
| Numeric: Rational Number Handling with Rounding Error Control
| KVP: Key-Value Pairs
| Backends: Permanent storage for QOF entities.
| Query: Querying for Objects
| Error: Extensible error handling.
| Trace: Debugging support
| Event: QOF event handlers.
| Choice: One to many links.
| Merge: Merging QofBook structures
| Reference: Referring to entities outside a partial book.
| Undo: Track and undo or redo entity changes
| Utilities: Miscellany

## Detailed Description