Fixed typo. Closes #23.
Fixed typo. Closes #36.
Merge branch 'master' of github.com:jmcnamara/excel-writer-xlsx
Proof reading changes from Gisbert W. Selke.
Removed copyright symbols. Again.
Minor doc fix.
Fix for XML encoding in write_url() intenal/external links. Issue #37.
Refactored axis initialisation to allow future custimisation.
Added Radar chart type.
Initial refactoring for chart axis number formatting.
Initial Chart axis number formatting.
Updated Chart docs for fonts and number formatting.
Prep for release 0.54.
Initial work on sparklines.
Fix for begins/ends with conditional format. Closes #40.
Initial sparkline API and options.
Added sparklines styles and colours.
Added all sparkline options.
Added sparkline example programs.
Added a grouped sparkline example.