Remove old code from index.js

index.js is now a convenience module which takes an input string and a scope
object, and runs them through `compiler` and `runtime` respectively.
Run unit tests in phantomjs via testling
Reactive collection logic (add)
Reactive collection logic (remove)
Reactive collection logic (reset)
Move remaining TODO out of README
Update jscs dependency
template => ornament
Add cli to to compile a single template