Fixed formatting issues in README.rst
Width arguments now specify number of text columns rather than raster width - #30
New min_bbox() function to easily compute the minimum bbox from geometry iterators - #27
New --colors flag that prints a list of available colors and exits - #37
New style_multiple() function to easily render and apply colors to multiple layers in the API - #20
New render_multiple() function to easily render multiple layers in the API - #20
New ascii2array() and array2ascii() functions
Support for colors and multiple layers on the commandline and in the API - #14, #15
Zoom in on a specific area with bbox flag and param for render() - #14
New stack() function to overlay rendered layers - #14
New paginate() function to easily iterate over features for the CLI - #13
New style() function to apply colors to a rendering - #15
render() now has a default width - #12
render() is now smarter about handling GeoJSON geometry, features, or other iterables - #11
Removed --no-all-touched, -at, -nat, and -i in favor of just --all-touched and --iterate - #29