Change ios.openDocument implementation #158

src/ios/RNFetchBlob/RNFetchBlob.m

 - (NSDictionary *)constantsToExport
 {
     return @{
+             @"MainBundleDir" : [RNFetchBlobFS getMainBundleDir],
              @"DocumentDir": [RNFetchBlobFS getDocumentDir],
              @"CacheDir" : [RNFetchBlobFS getCacheDir]
              };
     UIViewController *rootCtrl = [[[[UIApplication sharedApplication] delegate] window] rootViewController];
     documentController.delegate = self;
     if(scheme == nil || [[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:scheme]]) {
-        [documentController  presentOpenInMenuFromRect:rootCtrl.view.bounds inView:rootCtrl.view animated:YES];
+        [documentController  presentOptionsMenuFromRect:rootCtrl.view.bounds inView:rootCtrl.view animated:YES];
         resolve(@[[NSNull null]]);
     } else {
         reject(@"RNFetchBlob could not open document", @"scheme is not supported", nil);