Adapt SSKeychain to compile

Author: Yiorgis Gozadinos

src/ios/SSKeychain/SSKeychain.h

@@ -6,7 +6,7 @@
 //  Copyright (c) 2010-2014 Sam Soffes. All rights reserved.
 //
 
-#import <SSKeychain/SSKeychainQuery.h>
+#import "SSKeychainQuery.h"
 
 /**
  Error code specific to SSKeychain that can be returned in NSError objects.

src/ios/SSKeychain/SSKeychainQuery.h

@@ -6,8 +6,8 @@
 //  Copyright (c) 2013-2014 Sam Soffes. All rights reserved.
 //
 
-@import Foundation;
-@import Security;
+#import <Foundation/Foundation.h>
+#import <Security/Security.h>
 
 #if __IPHONE_7_0 || __MAC_10_9
 	// Keychain synchronization available at compile time