Call SecCopyErrorMessageString to provide a description for NSError objects
Add underscore to private method
Merge branch 'master' of git://github.com/soffes/sskeychain into pullreq1
Replace remaining instances of noErr with errSecSuccess
Check for nil before inserting message in dictionary
Merge pull request #14 from noa--/pullreq1

Call SecCopyErrorMessageString to provide a description for NSError objects