websocket.js: Use comma delimiters in console.log calls

Instead of using '+' to concatenate strings.  This displays similarly
(with the string representation of the JavaScript object), but allows
you to drill down into that object using the developer console.

Reported-by: Gary D. Burch <burch.aug@gmail.com>
Bump version to 0.1.1

Changes since 0.1.0:
* d339648 websocket.js: Use comma delimiters in console.log calls