remove unused console warning
remove unused "clamp" function
remove unused macro
clean up diffuse
clean up comments (dates, initials, some deletions)
clarify torus "TODO"
random coordinate functions
aliases for torus/topologies
comment explaining diffuse
complete torus aliasing
factory.coffee rewrite
Merge branch 'wip-cljs-engine' of github.com:NetLogo/Tortoise into wip-cljs-engine