https://github.com/maherm/sgapi/blob/master/sgapi.js#L213 https://github.com/maherm/sgapi/blob/master/sgapi.js#L764 ...and in other places. [jQuery.extend()](https://api.jquery.com/jQuery.extend/#jQuery-extend-deep-target-object1-objectN): _jQuery.extend( [**deep**], target, object1 [, objectN] )_
https://github.com/maherm/sgapi/blob/master/sgapi.js#L213
https://github.com/maherm/sgapi/blob/master/sgapi.js#L764
...and in other places.
jQuery.extend():
jQuery.extend( [deep], target, object1 [, objectN] )