ibm-js/delite — pull request #174 by wkeese (2014-05-12 20:25:32+00:00)
Title: Store: add onFetch() callback from queryStoreAndInitItems().

This callback is intended to be overridden by classes like `Pageable` that want to process the collection bit-by-bit (one `.range()` at a time) rather than processing the whole thing at once.

(originally mentioned in #165)