few funcs
gets to end of demo and crashes on todo
fixed demo end, and todo notes
fix autocomplete error
uint/int fix
fixed krand constant and FIX_00093 (looks like broken still) but so at least the first 20s works better
fix wall size
varoius functions for demo 2. stuck on set animation
testing adding -1 for struct arrays - alternative to testing for -1 in loads of places
more sector stuff for demo 2