extend the stars demo plugin with hit testing and more
draw_poly now returns the extent of the figure it drew
the sim doesn't strip debug info now
unnamed upvals will display "" instead of just ending the debug line
[Bugfix] fix make file name conflict for picross
Change-Id: If342aaff314972c187fa1f299d956e3482366e57
rewrite draw_text to use new viewport buffer
set_viewport now accepts rliimage to allowe interfacing with rb. functions
fix long standing 2-bit bug with text drawing in lua
fix 2-bit img
saving bug (i'm guessing just a one off, just enabled clipping)
fix font_getstringsize bug
fix shape of numbers draw_num.lua also add auto centering
add page scrolling to printtable
add a new demo script 'stars'
Change-Id: I866905cee82ee89ebc0eb020a56a7ecdb101bf5e
