Adding explicit @synthesize for streamStatus & streamError properties

Signed-off-by: Mattt Thompson <m@mattt.me>

AFNetworking/AFURLRequestSerialization.m

@@ -741,6 +741,8 @@ NSTimeInterval const kAFUploadStream3GSuggestedDelay = 0.2;
 @end
 
 @implementation AFMultipartBodyStream
+@synthesize streamStatus;
+@synthesize streamError;
 
 - (id)initWithStringEncoding:(NSStringEncoding)encoding {
     self = [super init];

Example/AFNetworking iOS Example.xcodeproj/project.pbxproj

@@ -547,7 +547,7 @@
 				GCC_WARN_UNUSED_LABEL = YES;
 				GCC_WARN_UNUSED_PARAMETER = YES;
 				INFOPLIST_FILE = "iOS-Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				WARNING_CFLAGS = "-Wunreachable-code";
 				WRAPPER_EXTENSION = app;
@@ -598,7 +598,7 @@
 				GCC_WARN_UNUSED_LABEL = YES;
 				GCC_WARN_UNUSED_PARAMETER = YES;
 				INFOPLIST_FILE = "iOS-Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				VALIDATE_PRODUCT = YES;
 				WARNING_CFLAGS = "-Wunreachable-code";