Tweak MMMCurlStringFromRequest() to use --location-trusted

Author: aleh

MMMCommonCore.podspec

@@ -6,7 +6,7 @@
 Pod::Spec.new do |s|
 
 	s.name = "MMMCommonCore"
-	s.version = "1.16.0"
+	s.version = "1.16.1"
 	s.summary = "Small bits and pieces reused in many pods from MMMTemple"
 	s.description =  s.summary
 	s.homepage = "https://github.com/mediamonks/#{s.name}"

Sources/MMMCommonCoreObjC/MMMCommonCore.m

@@ -155,8 +155,11 @@ - (id)mmm_stripNSNull {
 
 	NSString *dataBinary = [[NSString alloc] initWithData:request.HTTPBody encoding:NSUTF8StringEncoding];
 
+	// `--location-trusted` allows to keep "Authorization" header while being redirected (the behavior of NSURLSession).
+	// `-i` is to include response headers into output; adding it last so it's easy to disable headers when one wants
+	// to pipe the response out.
 	return [NSString
-		stringWithFormat:@"curl -i -X %@ '%@' %@ --data-binary '%@'",
+		stringWithFormat:@"curl -X %@ '%@' %@ --data-binary '%@' --location-trusted -i",
 			request.HTTPMethod,
 			request.URL,
 			headers,