Import Foundation first. (#820)

Author: E-B-Smith

Branch-SDK/Branch-SDK/BranchCSSearchableItemAttributeSet.h

@@ -6,6 +6,12 @@
 //  Copyright © 2015 Branch Metrics. All rights reserved.
 //
 
+#if __has_feature(modules)
+@import Foundation;
+#else
+#import <Foundation/Foundation.h>
+#endif
+
 #if defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 90000
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wpartial-availability"

Branch-SDK/Branch-SDK/BranchCSSearchableItemAttributeSet.m

@@ -6,11 +6,12 @@
 //  Copyright © 2015 Branch Metrics. All rights reserved.
 //
 
+#import "BranchCSSearchableItemAttributeSet.h"
+
 #if defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 90000
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wpartial-availability"
 
-#import "BranchCSSearchableItemAttributeSet.h"
 #import "Branch.h"
 #import "BNCSystemObserver.h"