stackmob/stackmob-ios-sdk — pull request #10 by combinatorial (2012-09-30 17:34:58+00:00)
Title: Fix queries that test for ==nil and !=nil

Predicates of the form:

NSPredicate *predicate = [NSPredicate predicateWithFormat:@"attribute==nil"];

and

NSPredicate *predicate = [NSPredicate predicateWithFormat:@"attribute!=nil"];

do not work, this change fixes queries of this type.