IOS-986: The JWT refresh error callback could be immediately called from within the same call stack that triggered it  potentially causing timing issues with impolite users (our iOS app).  Calling an async callback that way is bad form.  It's now delayed until the next run loop cycle.
IOS-986: The JWT refresh error callback could be immediately called from within the same call stack that triggered it  potentially causing timing issues with impolite users (our iOS app).  Calling an async callback that way is bad form.  It's now delayed until the next run loop cycle.

Zingle/ios-sdk,Zingle/ios-sdk,Zingle/ios-sdk