[Issue #888] Fixing property attribution build warning in AFHTTPClient body stream provider

Author: mattt

AFNetworking/AFHTTPClient.m

@@ -761,7 +761,7 @@ @interface AFHTTPBodyPart : NSObject
 @property (nonatomic, strong) NSDictionary *headers;
 @property (nonatomic, strong) id body;
 @property (nonatomic, assign) unsigned long long bodyContentLength;
-@property (nonatomic, readonly) NSInputStream *inputStream;
+@property (nonatomic, strong) NSInputStream *inputStream;
 
 @property (nonatomic, assign) BOOL hasInitialBoundary;
 @property (nonatomic, assign) BOOL hasFinalBoundary;
@@ -776,7 +776,7 @@ - (NSInteger)read:(uint8_t *)buffer
 @interface AFMultipartBodyStreamProvider : NSObject
 @property (nonatomic, assign) NSUInteger bufferLength;
 @property (nonatomic, assign) NSTimeInterval delay;
-@property (nonatomic, readonly) NSInputStream *inputStream;
+@property (nonatomic, strong) NSInputStream *inputStream;
 @property (nonatomic, readonly) unsigned long long contentLength;
 @property (nonatomic, readonly, getter = isEmpty) BOOL empty;
 
@@ -968,7 +968,6 @@ @interface AFMultipartBodyStreamProvider () <NSCopying, NSStreamDelegate>
 @property (nonatomic, strong) NSMutableArray *HTTPBodyParts;
 @property (nonatomic, strong) NSEnumerator *HTTPBodyPartEnumerator;
 @property (nonatomic, strong) AFHTTPBodyPart *currentHTTPBodyPart;
-@property (nonatomic, strong) NSInputStream *inputStream;
 @property (nonatomic, strong) NSOutputStream *outputStream;
 @property (nonatomic, strong) NSMutableData *buffer;
 @end