Version 3.3.0

NEW FEATURES
    * Correct support for remaining set methods:
      `pop`, `clear`, `union`, `intersection`, `difference`, `symmetric_difference`
    * Can provide alternate `items` to the `copy` method

IMPROVEMENTS
    * Update license from LGPL to LGPL version 3
    * Revised readme to work with GitHub, PyPI and generated docs.
    * Tox to run all doctests, pass under 2.7 and 3.2

BUG FIXES
    * Fix unused threshold param in `searchitem` method
    * Fix intersection_update to accept multiple other iterables

Version 3.2.1

* Fix bug in symmetric_difference_update method
* Fix bug in setup.py breaking sdist upload
* Update release notes and changelog
* Update tutorial to demonstrate pickling, set ops, new methods

Version 3.2.0

NEW FEATURES
* "csvjoin" script performs SQL-like join between CSV tables based on string similarity.
* NGram instances can now be pickled/unpickled (added __reduce__)
* Add searchitem method to search by item (search method takes a string)
* Add find and finditem methods to return 1 result instead of a list.

BREAKING CHANGES
* iconv parameter is now the "key" parameter, convention of sorted() builtin.
* qconv parameter no longer exists: use searchitem method to query by item

OTHER IMPROVEMENTS
* Converted Mercurial repo to Git
* Corrected indentation from 3 to 4 spaces
* Added tox to run tests on Python 2.7 and 3.2

Version 3.1.0

NEW FEATURES
* Python 3 support via 2to3
* Sphinx documentation generation
* Tutorial documentation

BREAKING CHANGES
* str_item and str_query params are now iconv and qconv

BUG FIXES
* Integer division bug (e.g. arises when warp is 2 not 2.0)

MINOR CHANGES
* Setuptools replaced by Distribute (for Python 3)
* Docstrings now reStructuredText for Sphinx

Version 3.0.0

This was a major refactoring without back-compatibility.

NEW FEATURES
* Accepts any hashable item - no longer limited to strings.
* Re-written as subclass of set, gaining all set operations.
* Docstrings added. Using Epydoc API doc generator.

IMPROVEMENTS
* Eliminated innermost level of dictionaries, reducing memory usage.
* Revised to use Python 2.6 idioms. Losing Python 2.2 compatibility.
* Renamed things to follow PEP 8
* Refactored the NGram class (new method decomposition)

Version 2.0.0

This was the code committed to Subversion by Exhuma