added simplex noise seed function
only show player name in crosshairs if they are near
bug fix in db.c
put ao value in uv attribute
set_block bug fix
server set_block fix
perf improvement in gen_chunk_buffer via reduced map_get calls
cleanup
minor fixes
check for invalid _set_block calls temporarily
bug fix, e->y > 0
larger ortho view, don't show clouds in ortho
added level of indirection in texture for blocks and plants
added list of user-placeable blocks/plants - flowers can be used now
added ALLOWED_ITEMS to server
more wool
disable wool for now, need to settle on colors
added item.h, item.c to manage items and attributes
bug fix
added implementation details to README.md