skip error is video has been removed by the user

lib/youtube-dl.js

@@ -23,7 +23,7 @@ if (!fs.existsSync(ytdlBinary)) {
 var isDebug = /^\[debug\] /;
 var isWarning = /^WARNING: /;
 var isYouTubeRegex = /^(https?:\/\/)?(www\.)?(youtube\.com|youtu\.be)\//;
-var isNoSubsRegex = /WARNING: video doesn't have subtitles|no closed captions found/;
+var isNoSubsRegex = /WARNING: video doesn't have subtitles|no closed captions found|Please sign in to view this video/;
 var videoNotAvailable = /This video is not available|This video has been removed by the user/;
 var subsRegex = /--write-sub|--write-srt|--srt-lang|--all-subs/;