NEWS

ggthemes 1.3.1
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* bank_slopes returns y/x aspect ratio to be compatible with coord_fixed
* improved documentation

ggthemes 1.3.0 
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* renamed `theme_excel2003` to `theme_excel`
* replace `scale_fill_excel2003` and `scale_fill_excel10` with `scale_fill_excel`
* replaced `scale_colour_excel2003` and `scale_colour_excel10` with `scale_colour_excel`
* replaced `excel2003_pal` and `excel10_pal` with `excel_pal`
* renamed `theme_base` to `theme_foundation`

ggthemes 1.2.0
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* added colorblind scales: `colorblind_pal`, `scale_*_colorblind`.


ggthemes 1.1.0
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* added Wall Street Journal themes, palettes, scales: `theme_wsj`, `wsj_pal`, 
  `scale_colour_wsj`, and `scale_fill_wsj`.
* added function `bank_slopes` : methods for determining the optimal slope
  ratio.
* added `theme-foundation`: a theme designed to be easy to extend into new 
  themes.