Adds a direct resource of green dye, and a flower resource of black dye.
Completes the colour sequence: red, orange, yellow, green, blue, violet.
Makes all base dyes cultivatable and sustainable, without the presence
of coal.
Add the new flowers to the world with the same density variation as the
others, but obviously with different noise seeds. Results in more flowers
in a world and more variety of flower combinations.
Part 1: All mods except default and xpanes.
Add license.txt files.
Add missing README.txt files.
Check and update copyright years for all contributors.
Improve text format and make more consistent.
Rename in game.conf and documentation
Update game_api.txt documentation for bucket API and tree functions
Fix tab, space and comment formatting in game_api.txt
Rename in mod READMEs
