change default background to pure white
add support for renderer option
remove a lot of old debugging lines
fix OrbitControls check

as it was, things would break if threejs was already loaded
cleanup index face set stuff
splatify things
o -> opts
first draft of computing frame on the client
continue rewrite of frame stuff
hopefully fix aspect ratio stuff

still could use more cleaning up
various changes
initial support for 3d text
finish switching over labels to 3dtext
make the add_* methods a bit more consistent
slight optimization
just some renaming
replace old text code with new text3d

also refactor a small bit of the frame code
switch to makefile
add font loading
tiny refactor