README: first commit
README: fix js stream example
clarify intro
README: start with map example
README: nit
README: better javascript
Merge remote-tracking branch 'refs/remotes/origin/docs' into v1.0-docs
readme: update preamble
readme: javascript comments
readme: fromArray, fromString, toArray, chain, value

cc @understream-has-no-docs-haters
readme: move fn signature to heading line
readme: smaller headings, less console.log
readme: tweaks, add map
Merge pull request #42 from Clever/v1.0-docs

V1.0 docs