Make it easier to unpack WAR in web root

Looks like there's some kind of a bug making the HTML target load
/assets/assets.txt instead of relative to the HTML file.
Chopped up yourside_richtaur_32x32.png for 32x alignment
Chopped up walltiles1to5_30x16_fromInvader.png for 30x16 alignment
This was previously chopped up
disable non-working code