ChangeLog

0.4.0 2013-06-02

Allow either arguments in set_title_style() (#16) (Alex Robinson)
Added MapChart helpers set_codes(), set_geo_area() and add_data_dict() (#23) (Andreas Schawo)
Added examples for MapChart
Reorganised and contributed to the test suite
Fixed examples - line endings to UNIX, correct hash bangs, inserted GPL.
Fixed a deprecation warning

Added support for QR Code chart (#8)
Added legend positioning (chdlp) (Steve Brandt)
Added line styles (chm=D) (Steve Brandt)
Added "colours within series" option to chart (chco=xxx|xxx) (Steve Brandt)
Added QR codes and more line examples
Axis labels are now casted to strings automatically
Bug fixed where pie charts stopped working due to automatic scaling
Bug fixed where the module would download twice (#7) (Evan Lezar)
Bug fixed when automatic scaling is on and None values are in a data set (#5) (Alec Thomas)
Bug fixed with auto-scaling, where the minimum y range was always 0. (#6) (Rohit Jenveja)
Bug fixed, replaced "1" with "0" in add_horizontal_range and add_vertical_range (incorrect syntax for Google) (Steve Brandt)
Better clipping checks

Automatic scaling, thanks to Trent Mick and Graham Ullrich
Added Sparklines, Radar, Google-o-Meter, Map chart types
Added priority to shape markers
Added zero line to bar charts
Grids and Line styles are not restricted to line charts any more.
Chart constructors get three new optional attributes: auto_scale, x_range, y_range
Data type detection has been re-written roughly following guidelines at http://code.google.com/apis/chart/#chart_data
BarChart now allows bar_width to not be set.
GroupedBarChart now supports the optional third value for 'chbh': spacing between bar groups (the "group_spacing" attribute).
Updated examples/line.py updated to use x_range and y_range
Added examples bar.py and scatter.py to demonstrate new functionality
Converted pygooglechart.py to use UNIX line breaks
Division by zero bug fix by Rob Hudson

Renamed download_chart() to download()
Axis code refactored to allow for multiple axis labels (see examples for changes)
Fixed set_axis_labels() bug with non escaped characters
Added a few examples
download() checks for content type and raises on bad http codes
Added BadContentTypeException for unexpected responses from Google.
add_data() returns the index of the dataset
Line doesn't allow being an instance
Source code is more PEP8 friendly
Added COPYING, the GNU GPL licence file