version attr
eps/svg import?
videoobject/canvas


this is mainly a note to myself as to what to hack on if i get bored.
it's definitely not a promise :)

byte offsets for Branch

sscanf might be a bad idea. use strtoX(), atoX()?
?Writer::putNBitInt sanity check, are n enough bits to represent value?
-make exporting an option
import wav
import mp3
fail more elegantly, make parsing after filesize impossible.
dont load everything to memory, use streams. make it a sax parser/handler?

alexis reference:
	DefineButton2(?) buttons have colortransform
	DefineButton2 has an additional list of actions?
