(doc) Updated README to reflect the current state of things.
(doc) Revamped README for readability.
(doc) Update example for relevance.
(doc) Added doc attributes.
Merge pull request #79 from iron/doc/attributes

(doc) Added doc attributes.
(refactor) Removed from_chain.
Merge pull request #81 from iron/refactor/rm-from-chain

(refactor) Removed from_chain.
Merge pull request #75 from iron/doc/README

(doc) Readme.