Fixes bug returning extra quote in last (class) filter

main/OpenCover.Framework/CommandLineParser.cs

@@ -283,7 +283,7 @@ private T ExtractValue<T>(string argumentName, Action onError)
 
         private static List<string> ExtractFilters(string rawFilters)
         {
-            const string strRegex = @"([+-](\{.*?\})?[\[].*?[\]].+?\s)|([+-](\{.*\})?[\[].*?[\]].*)";
+            const string strRegex = @"([+-](\{.*?\})?[\[].*?[\]].+?\s)|([+-](\{.*\})?[\[].*?[\]][^\x22]*)";
             const RegexOptions myRegexOptions = RegexOptions.None;
             var myRegex = new Regex(strRegex, myRegexOptions);