Pinty

----------------

- Fix operations with measurments and user defined units.
(Issue 204)
- Faster conversions through caching and other performance improvements.
(Issue 193, thanks MatthieuDartiailh)
- Better error messages on Quantity.__setitem__.
(Issue 191)
- Fixed abbreviation of fluid_ounce.
(Issue 187, thanks hsoft)
- Defined Angstrom symbol.
(Issue 181, thanks JonasOlson)
- Removed fetching version from git repo as it triggers XCode installation on OSX.
(Issue 178, thanks deanishe)
- Improved context documentation.
(Issue 176 and 179, thanks rsking84)
- Added Chemistry context.
(Issue 179, thanks rsking84)
- Fix help(UnitRegisty)
(Issue 168)
- Optimized "get_dimensionality" and "get_base_name".
(Issue 166 and 167, thanks jbmohler)
- Renamed ureg.parse_units parameter "to_delta" to "as_delta" to make clear.
that no conversion happens. Accordingly, the parameter/property
"default_to_delta" of UnitRegistry was renamed to "default_as_delta".
(Issue 158, thanks dalit)
- Fixed problem when adding two uncertainties.
(thanks dalito)
- Full support for Offset units (e.g. temperature)
(Issue 88, 143, 147 and 161, thanks dalito)

------------------

- Changed travis config to use miniconda for faster testing.
- Added wheel configuration to setup.cfg.
- Ensure resource streams are closed after reading.
- Require setuptools.
(Issue 169)
- Implemented real, imag and T Quantity properties.
(Issue 171)
- Implemented __int__ and __long__ for Quantity
(Issue 170)
- Fixed SI prefix error on ureg.convert.
(Issue 156, thanks jdreaver)
- Fixed parsing of multiparemeter contexts.
(Issue 174)

------------------

- Implemented a standard way to change the registry used in unpickling operations.
(Issue 148)
- Fix bug where conversion would fail due to caching.
(Issue 140, thanks jdreaver)
- Allow assigning Not a Number to a quantity array.
(Issue 127)
- Decoupled Quantity in place and not in place unit conversion methods.
- Return None in functions that modify quantities in place.
- Improved testing infrastructure to check for unwanted warnings.
- Added test function at the package level to run all tests.

----------------

- Improved test suite helper functions.
- Print honors default format w/o format().
(Issue 132, thanks mankoff)
- Fixed sum() by treating number zero as a special case.
(Issue 122, thanks rec)
- Improved behaviour in ScaleConverter, OffsetConverter and Quantity.to.
(Issue 120)
- Reimplemented loading of default definitions to allow Pint in a cx_freeze or similar package.
(Issue 118, thanks jbmohler)
- Implemented parsing of pretty printed units.
(Issue 117, thanks jpgrayson)
- Fixed representation of dimensionless quantities.
(Issue 112, thanks rec)
- Raise error when invalid formatting code is given.
(Issue 111, thanks rec)
- Default registry to lazy load, raise error on redefinition
(Issue 108, thanks rec, aepsil0n)
- Added condensed format.
(Issue 107, thanks rec)
- Added UnitRegistry () operator to parse expression replacing [].
(Issue 106, thanks rec)
- Optional case insensitive unit parsing.
(Issue 105, thanks rec, jeremyfreeman, dbrnz)
- Change the Quantity mutability depending on magnitude type.
(Issue 104, thanks rec)
- Implemented API to list compatible units.
(Issue 89)
- Implemented cache of key UnitRegistry methods.
- Rewrote the Measurement class to use uncertainties.
(Issue 24)

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- Python 2.6 support
(Issue 96, thanks tiagocoutinho)
- Fixed symbol for inch.
(Issue 102, thanks cybertoast)
- Stop raising AttributeError when wrapping funcs without all of the attributes.
(Issue 100, thanks jturner314)
- Fixed warning appearing in Py2.x when comparing a Numpy Array with an empty string.
(Issue 98, thanks jturner314)
- Add links to AUR packages in docs.
(Issue 91, thanks jturner314)
- Fixed garbage collection related problem.
(Issue 92, thanks jturner314)

------------------

- Integer Division with Arrays.
(Issue 80, thanks jdreaver)
- Improved Documentation.
(Issue 83, thanks choloepus)
- Removed 'h' alias for hour due to conflict with Planck's constant.
(Issue 82, thanks choloepus)
- Improved get_base_units for non-multiplicative units.
(Issue 85, thanks exxus)
- Refactored code for multiplication.
(Issue 84, thanks jturner314)
- Removed 'R' alias for roentgen as it collides with molar_gas_constant.
(Issue 87, thanks rsking84)
- Improved naming of temperature units and multiplication of non-multiplicative units.
(Issue 86, tahsnk exxus)