Merge pull request #599 from robyweb/patch-1

Update RNFSManager.m

Author: itinance

RNFSManager.m

@@ -811,10 +811,13 @@ + (BOOL)requiresMainQueueSetup
   __block NSError *error = nil;
   PHFetchResult *phAssetFetchResult = [PHAsset fetchAssetsWithALAssetURLs:@[url] options:nil];
   PHAsset *phAsset = [phAssetFetchResult firstObject];
+  PHVideoRequestOptions *options = [[PHVideoRequestOptions alloc] init];
+  options.networkAccessAllowed = YES;
+  
   dispatch_group_t group = dispatch_group_create();
   dispatch_group_enter(group);
 
-  [[PHImageManager defaultManager] requestAVAssetForVideo:phAsset options:nil resultHandler:^(AVAsset *asset, AVAudioMix *audioMix, NSDictionary *info) {
+  [[PHImageManager defaultManager] requestAVAssetForVideo:phAsset options:options resultHandler:^(AVAsset *asset, AVAudioMix *audioMix, NSDictionary *info) {
 
     if ([asset isKindOfClass:[AVURLAsset class]]) {
       NSURL *url = [(AVURLAsset *)asset URL];