* fix SIMULATE_WEB_RESPONSE not imported #449
* Fix to make rangeMode update in right time
* remove uncessary assert
* add api to allow delegated calls in background.
* fix typo
* 1. Add class property to decide whether to send delegate callbacks on
main or background.
2. remove non-info api.
* Refactor.
* add ivar for class property.
* Donot use extra api.
* Refactor
* refactor
* revert to use let
* refactor
* make class property atomic.
* kick of new ci test.
* kick off new ci
* Add support for piping arbitrary user info from ASImageDownloader to the ASNetworkImageNodeDelegate
* s/source/sourceType
* Fix stuff and take Michael's advice
* Revert "Adds support for specifying a quality indexed array of URLs (#557)"
This reverts commit 3c77d4a5da44c46c7b80b2a627c95389b7d6352d.
* Add CHANGELOG entry
* Add support for downloading a set of URLs on ASNetworkImageNode
* Should be building now;
* Remove old unused code
* Add a changelog message
* Bump PINRemoteImage
* Huy's comments
