Let it be
Default meta data to numeric 0 (zero) instead of null
companies.filings use juris/companyID based url

The API method `/filings/companyID` is not stable.
companies.data use `juris/companyID` based url

The API method `/data/companyID` is not stable.
Readme: added basics
Readme: added usage example
Readme: added callback
Added companies
Added officers
Added configuration
Readme: renamed Filters to vars

to match method parameter
Readme: added whitespace
Readme: added corporateGroupings
Readme: added links to API docs and Nodejs.org
Readme: split callback examples
Added package.json for npm