Release 0.4.4 - October 16 2013
---------------------------------

* Documented use of :ref:`cell utility <cell_utility>` functions.

* Fix for tables added in non-sequential order. Closes #51 reported by 
  calfzhou.


Release 0.4.3 - September 12 2013
---------------------------------

* Fix for comments overlying columns with non-default width. Issue #45.


Release 0.4.2 - August 30 2013
------------------------------

* Added a default blue underline hyperlink format for :func:`write_url()`.

* Added :func:`Workbook` constructor options ``strings_to_formulas`` and
  ``strings_to_urls`` to override default conversion of strings in write().


Release 0.4.1 - August 28 2013
------------------------------

* Fix for charts and images that cross rows and columns that are hidden or 
  formatted but which don't have size changes. Issue #42 reported by
  Kristian Stobbe.


Release 0.4.0 - August 26 2013
------------------------------

* Added more generic support for JPEG files. Issue #40 reported by Simon
  Breuss.

* Fix for harmless Python 3 installation warning. Issue #41 reported by James
  Reeves.


Release 0.3.9 - August 24 2013
------------------------------

* Added fix for minor issue with :func:`insert_image` for images that extend
  over several cells.

* Added fix to ensure formula calculation on load regardless of Excel version.


Release 0.3.8 - August 23 2013
------------------------------

* Added handling for Decimal(), Fraction() and other float types to the
  :func:`write()` function.

* Added Python 2.5 and Jython support. Thanks to Jonas Diemer for the patch.


Release 0.3.7 - August 16 2013
------------------------------

* Added :func:`write_boolean()` function to write Excel boolean values. Issue
  #37. Also added explicit handling of Python bool values to the
  :func:`write()` function.

* Changed :func:`Workbook` constructor option
  ``strings_to_numbers`` default option to False so that there is no implicit
  conversion of numbers in strings to numbers. The previous behaviour can be
  obtained by setting the constructor option to True.
  **Note** This is a backward incompatibility.


Release 0.3.6 - July 26 2013
-----------------------------

* Simplified import based on a suggestion from John Yeung. Issue #26.

* Fix for NAN/INF converted to invalid numbers in write(). Issue #30.

* Added :func:`Workbook` constructor option ``strings_to_numbers`` to
  override default conversion of number strings to numbers in write().

* Added :func:`Workbook` constructor option ``default_date_format`` to
  allow a default date format string to be set. Issue #5.


Release 0.3.5 - June 28 2013
-----------------------------

* Reverted back to using codecs for file encoding (versions <= 0.3.1) to avoid
  numerous UTF-8 issues in Python2/3.


Release 0.3.4 - June 27 2013
-----------------------------

* Added Chart line smoothing option. Thanks to Dieter Vandenbussche.

* Added Http Server example (:ref:`ex_http_server`). Thanks to
  Alexander Afanasiev.

* Fixed inaccurate column width calculation. Closes #27. Thanks to
  John Yeung.

* Added chart axis font rotation.


Release 0.3.3 - June 10 2013
-----------------------------

* Minor packaging fixes, #14 and #19.

* Fixed explicit UTF-8 file encoding for Python 3.
  PR from Alexandr Shadchin, #15.

* Fixed invalid string formatting resulted in misleading stacktrace.
  PR from Andrei Korostelev, #21.


Release 0.3.2 - May 1 2013
-----------------------------

* Speed optimisations. The module is now 10-15% faster on average.


Release 0.3.1 - April 27 2013
-----------------------------

* Added chart support. See the :ref:`chart_class`, :ref:`working_with_charts`
  and :ref:`chart_examples`.


Release 0.3.0 - April 7 2013
-----------------------------

* Added worksheet sparklines. See :ref:`sparklines`, :ref:`ex_sparklines1` and
  :ref:`ex_sparklines2`


Release 0.2.9 - April 7 2013
-----------------------------

* Added worksheet tables. See :ref:`tables` and :ref:`ex_tables`.

* Tested with the new Python stable releases 2.7.4 and 3.3.1. All tests now
  pass in the following versions:

    * Python 2.6
    * Python 2.7.2
    * Python 2.7.3
    * Python 2.7.4
    * Python 3.1
    * Python 3.2
    * Python 3.3.0
    * Python 3.3.1

* There are now over 700 unit tests including more than 170 tests that
  compare against the output of Excel.


Release 0.2.8 - April 4 2013
-----------------------------

* Added worksheet outlines and grouping. See :ref:`outlines`.


Release 0.2.7 - April 3 2013
-----------------------------

* Added :func:`set_default_row` method. See :ref:`ex_hide_row_col`.

* Added hide_row_col.py, hide_sheet.py and text_indent.py examples.


Release 0.2.6 - April 1 2013
-----------------------------

* Added :func:`freeze_panes` and :func:`split_panes` methods.
  See :ref:`ex_panes` .

* Added :func:`set_selection` method to select worksheet cell or range of
  cells.


Release 0.2.5 - April 1 2013
-----------------------------

* Added additional :func:`Workbook` parameters ``'tmpdir'`` and
  ``'date_1904'``.


Release 0.2.4 - March 31 2013
-----------------------------

* Added :func:`Workbook` ``'constant_memory'`` constructor property to
  minimise memory usage when writing large files. See :ref:`memory_perf`
  for more details.

* Fixed bug with handling of UTF-8 strings in worksheet names (and probably
  some other places as well). Reported by Josh English.

* Fixed bug where temporary directory used to create xlsx files wasn't
  cleaned up after program close.


Release 0.2.3 - March 27 2013
-----------------------------

* Fixed bug that was killing performance for medium sized files. The module
  is now 10x faster than previous versions. Reported by John Yeung.


Release 0.2.2 - March 27 2013
-----------------------------

* Added worksheet data validation options. See the :func:`data_validation`
  method, :ref:`working_with_data_validation` and :ref:`ex_data_valid`.

* There are now over 600 unit tests including more than 130 tests that
  compare against the output of Excel.


Release 0.2.1 - March 25 2013
-----------------------------

* Added support for datetime.datetime, datetime.date and datetime.time
  to the :func:`write_datetime` method. GitHub issue #3.
  Thanks to Eduardo (eazb) and Josh English for the prompt.


Release 0.2.0 - March 24 2013
-----------------------------

* Added conditional formatting. See the :func:`conditional_format` method,
  :ref:`working_with_conditional_formats` and :ref:`ex_cond_format`.


Release 0.1.9 - March 19 2013
-----------------------------

* Added Python 2.6 support. All tests now pass in the following versions:

    * Python 2.6
    * Python 2.7.2
    * Python 2.7.3
    * Python 3.1
    * Python 3.2
    * Python 3.3.0


Release 0.1.8 - March 18 2013
-----------------------------

* Fixed Python 3 support.


Release 0.1.7 - March 18 2013
-----------------------------

* Added the option to write cell comments to a worksheet. See
  :func:`write_comment` and :ref:`cell_comments`.


Release 0.1.6 - March 17 2013
-----------------------------

* Added :func:`insert_image` worksheet method to support inserting PNG and
  JPEG images into a worksheet. See also the example program
  :ref:`ex_insert_image`.

* There are now over 500 unit tests including more than 100 tests that
  compare against the output of Excel.


Release 0.1.5 - March 10 2013
-----------------------------

* Added the :func:`write_rich_string` worksheet method to allow writing of
  text with multiple formats to a cell. Also added example program:
  :ref:`ex_rich_strings`.

* Added the :func:`hide` worksheet method to hide worksheets.

* Added the :func:`set_first_sheet()` worksheet method.


Release 0.1.4 - March 8 2013
----------------------------

* Added the :func:`protect` worksheet method to allow protection of cells
  from editing. Also added example program: :ref:`ex_protection`.


Release 0.1.3 - March 7 2013
----------------------------

* Added worksheet methods:

    * :func:`set_zoom` for setting worksheet zoom levels.
    * :func:`right_to_left` for middle eastern versions of Excel.
    * :func:`hide_zero` for hiding zero values in cells.
    * :func:`set_tab_color` for setting the worksheet tab colour.


Release 0.1.2 - March 6 2013
----------------------------

* Added autofilters. See :ref:`working_with_autofilters` for more details.

* Added the :func:`write_row` and :func:`write_column` worksheet methods.


Release 0.1.1 - March 3 2013
----------------------------

* Added the :func:`write_url` worksheet method for writing hyperlinks to
  a worksheet.


Release 0.1.0 - February 28 2013
--------------------------------

* Added the :func:`set_properties` workbook method for setting document
  properties.

* Added several new examples programs with documentation. The examples now
  include:

    * array_formula.py
    * cell_indentation.py
    * datetimes.py
    * defined_name.py
    * demo.py
    * doc_properties.py
    * headers_footers.py
    * hello_world.py
    * merge1.py
    * tutorial1.py
    * tutorial2.py
    * tutorial3.py
    * unicode_polish_utf8.py
    * unicode_shift_jis.py

Release 0.0.9 - February 27 2013
--------------------------------

* Added the :func:`define_name` method to create defined names and ranges
  in a workbook or worksheet.

* Added the :func:`worksheets` method as an accessor for the worksheets in a
  workbook.


Release 0.0.8 - February 26 2013
--------------------------------

* Added the :func:`merge_range` method to merge worksheet cells.


Release 0.0.7 - February 25 2013
--------------------------------

* Added final page setup methods to complete the page setup section.

    * print_area()
    * fit_to_pages()
    * set_start_page()
    * set_print_scale()
    * set_h_pagebreaks()
    * set_v_pagebreaks()


Release 0.0.6 - February 22 2013
--------------------------------

* Added page setup method.

    * print_row_col_headers


Release 0.0.5 - February 21 2013
--------------------------------

* Added page setup methods.

    * repeat_rows()
    * repeat_columns()


Release 0.0.4 - February 20 2013
--------------------------------

* Added Python 3 support with help from John Evans. Tested with:

    * Python-2.7.2
    * Python-2.7.3
    * Python-3.2
    * Python-3.3.0

* Added page setup methods.

    * center_horizontally()
    * center_vertically()
    * set_header()
    * set_footer()
    * hide_gridlines()


Release 0.0.3 - February 19 2013
--------------------------------

* Added page setup method.

    * set_margins()


Release 0.0.2 - February 18 2013
--------------------------------

* Added page setup methods.

    * set_landscape()
    * set_portrait()
    * set_page_view()
    * set_paper()
    * print_across()


Release 0.0.1 - February 17 2013
--------------------------------

* First public release.
