Farming update 2

Started a new branch to clean things up. Gives different seeds different times to sprout, as well as adding a few new ones. Hopefully this should make farming a little more useful.
Teensy style nit FYI, the type entry is supposed to go on the line after the {.
Not your fault of course, but feel free to fix it when you encounter it.
JSON is harder to fix the format for since we don't have a formal style enforcing program.