cut some params to make trees more like cactus, but perform better. roughed UI for changing data sets
	modified:   ../../web/mc/map/demoUtils.js
	modified:   ../../web/mc/map/index.html
	modified:   ../../web/mc/map/tree.js
Merge pull request #37 from smcclure879/master

cut some params to make trees more like cactus, but perform better. roug...