Feature request: getSource method

[Sergey Romanchuk]

I'm submitting a...

[ ] Regression 
[ ] Bug report
[*] Feature request
[ ] Documentation issue or request
[ ] Support request => Please do not submit support request here, instead post your question on Stack Overflow.

Please, pass through getSource method
https://www.elastic.co/guide/en/elasticsearch/client/javascript-api/current/api-reference.html#api-getsource

[Kamil Mysliwiec]

Published as 0.2.0 :)