Merge pull request #2 from xkxx/master

WIP Node.js port
Added namespace. Shen-js is more CommonJS friendly now.
Merge branch 'master' of github.com:gravicappa/shen-js
Completed moving shen-js into separate namespace. Cleaned IO.
Moved to Shen 9.1.
Incremented version.
Added `js-from-shen` function. Improved documentation.
push updated node.js port for inspection
push updated node.js port for inspection