Move some spec from Architecture.md -> Features.md

Also a lot more ideas braindumped.
stub out the other models we will use to structure the exploring bits around
skeptical bepticals
statespace!
stumbled across this in E2 the other day; it's Dawn Parker's project, used as an example.

the interesting thing is that apparently Arc has a way to plug Repast in: the 'AgentAnalyst' toolbox.
this toolbox is a direct competitor for some of our spec
Merge Features.md; also add example **models** that we want to provide, eventually.

Conflicts:
	wiki/Features.md
note the move of "Model" model to beta.py