updated AFNetworking and edited requests to send back the body for errors

src/ios/AFNetworking/AFURLRequestSerialization.m

@@ -1,5 +1,5 @@
 // AFURLRequestSerialization.m
-// Copyright (c) 2011–2016 Alamofire Software Foundation (http://alamofire.org/)
+// Copyright (c) 2011–2016 Alamofire Software Foundation ( http://alamofire.org/ )
 //
 // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to deal
@@ -60,10 +60,7 @@ NSString * AFPercentEscapedStringFromString(NSString *string) {
     NSMutableString *escaped = @"".mutableCopy;
 
     while (index < string.length) {
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wgnu"
         NSUInteger length = MIN(string.length - index, batchSize);
-#pragma GCC diagnostic pop
         NSRange range = NSMakeRange(index, length);
 
         // To avoid breaking up character sequences such as 👴🏻👮🏽
@@ -219,8 +216,6 @@ static void *AFHTTPRequestSerializerObserverContext = &AFHTTPRequestSerializerOb
     [self setValue:[acceptLanguagesComponents componentsJoinedByString:@", "] forHTTPHeaderField:@"Accept-Language"];
 
     NSString *userAgent = nil;
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
 #if TARGET_OS_IOS
     // User-Agent Header; see http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.43
     userAgent = [NSString stringWithFormat:@"%@/%@ (%@; iOS %@; Scale/%0.2f)", [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleExecutableKey] ?: [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleIdentifierKey], [[NSBundle mainBundle] infoDictionary][@"CFBundleShortVersionString"] ?: [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleVersionKey], [[UIDevice currentDevice] model], [[UIDevice currentDevice] systemVersion], [[UIScreen mainScreen] scale]];
@@ -230,7 +225,6 @@ static void *AFHTTPRequestSerializerObserverContext = &AFHTTPRequestSerializerOb
 #elif defined(__MAC_OS_X_VERSION_MIN_REQUIRED)
     userAgent = [NSString stringWithFormat:@"%@/%@ (Mac OS X %@)", [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleExecutableKey] ?: [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleIdentifierKey], [[NSBundle mainBundle] infoDictionary][@"CFBundleShortVersionString"] ?: [[NSBundle mainBundle] infoDictionary][(__bridge NSString *)kCFBundleVersionKey], [[NSProcessInfo processInfo] operatingSystemVersionString]];
 #endif
-#pragma clang diagnostic pop
     if (userAgent) {
         if (![userAgent canBeConvertedToEncoding:NSASCIIStringEncoding]) {
             NSMutableString *mutableUserAgent = [userAgent mutableCopy];
@@ -500,7 +494,7 @@ forHTTPHeaderField:(NSString *)field
     }
 
     if ([self.HTTPMethodsEncodingParametersInURI containsObject:[[request HTTPMethod] uppercaseString]]) {
-        if (query) {
+        if (query && query.length > 0) {
             mutableRequest.URL = [NSURL URLWithString:[[mutableRequest.URL absoluteString] stringByAppendingFormat:mutableRequest.URL.query ? @"&%@" : @"?%@", query]];
         }
     } else {
@@ -835,14 +829,11 @@ NSTimeInterval const kAFUploadStream3GSuggestedDelay = 0.2;
 @end
 
 @implementation AFMultipartBodyStream
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wimplicit-atomic-properties"
 #if (defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 80000) || (defined(__MAC_OS_X_VERSION_MAX_ALLOWED) && __MAC_OS_X_VERSION_MAX_ALLOWED >= 1100)
 @synthesize delegate;
 #endif
 @synthesize streamStatus;
 @synthesize streamError;
-#pragma clang diagnostic pop
 
 - (instancetype)initWithStringEncoding:(NSStringEncoding)encoding {
     self = [super init];
@@ -888,8 +879,6 @@ NSTimeInterval const kAFUploadStream3GSuggestedDelay = 0.2;
 
     NSInteger totalNumberOfBytesRead = 0;
 
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
     while ((NSUInteger)totalNumberOfBytesRead < MIN(length, self.numberOfBytesInPacket)) {
         if (!self.currentHTTPBodyPart || ![self.currentHTTPBodyPart hasBytesAvailable]) {
             if (!(self.currentHTTPBodyPart = [self.HTTPBodyPartEnumerator nextObject])) {
@@ -910,7 +899,6 @@ NSTimeInterval const kAFUploadStream3GSuggestedDelay = 0.2;
             }
         }
     }
-#pragma clang diagnostic pop
 
     return totalNumberOfBytesRead;
 }
@@ -1091,8 +1079,6 @@ typedef enum {
         return YES;
     }
 
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wcovered-switch-default"
     switch (self.inputStream.streamStatus) {
         case NSStreamStatusNotOpen:
         case NSStreamStatusOpening:
@@ -1106,7 +1092,6 @@ typedef enum {
         default:
             return NO;
     }
-#pragma clang diagnostic pop
 }
 
 - (NSInteger)read:(uint8_t *)buffer
@@ -1151,11 +1136,8 @@ typedef enum {
            intoBuffer:(uint8_t *)buffer
             maxLength:(NSUInteger)length
 {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wgnu"
     NSRange range = NSMakeRange((NSUInteger)_phaseReadOffset, MIN([data length] - ((NSUInteger)_phaseReadOffset), length));
     [data getBytes:buffer range:range];
-#pragma clang diagnostic pop
 
     _phaseReadOffset += range.length;
 
@@ -1174,8 +1156,6 @@ typedef enum {
         return YES;
     }
 
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wcovered-switch-default"
     switch (_phase) {
         case AFEncapsulationBoundaryPhase:
             _phase = AFHeaderPhase;
@@ -1195,7 +1175,6 @@ typedef enum {
             break;
     }
     _phaseReadOffset = 0;
-#pragma clang diagnostic pop
 
     return YES;
 }