Set up Documenter.jl to create HTML documentation

README.md

docs/build.sh

docs/build/assets/documenter.js

docs/build/assets/logo.png

docs/build/assets/search.js

docs/build/assets/themes/documenter-dark.css

docs/build/assets/themes/documenter-light.css

docs/build/assets/themeswap.js

docs/build/assets/warner.js

docs/build/crops/index.html

docs/build/developing/index.html

docs/build/farm/index.html

docs/build/index.html

docs/build/io/index.html

docs/build/nature/index.html

docs/build/search/index.html

docs/build/search_index.js

docs/build/simulation/index.html

docs/build/species/index.html

docs/builddocs.jl