Update README.md
latenite checkin to remove the extra trees on the ceiling (stuff behind the camera really), plus directions all seem rational now except camera location incorrectly negative
	modified:   web/lib/pre3d.js
	modified:   web/mc/map/cameraAndStuff.js
	modified:   web/mc/map/demoUtils.js
	modified:   web/mc/map/index.html
	modified:   web/mc/map/mc2data.js
Merge branch 'master' of github.com:smcclure879/Ayvex
Merge pull request #12 from smcclure879/master

all the big changes with removing ceiling trees, prettying up the demo