AFNetworking/AFNetworking — pull request #1993 by minorblend (2014-04-14 08:14:53+00:00)
Title: call SecTrustEvaluate before calling SecTrustGetCertificateCount

SecTrustGetCertificateCount's documentation says SecTrustEvaluate must be called before calling it. Without calling it, SecTrustGetCertificateCount returns 0 in OS X 10.7.
it fixes #1930