Refactored MtApi4 (MT4) for working with new architecture

MtApi/MtQuotesEventArgs.cs

@@ -0,0 +1,8 @@
+namespace MtApi
+{
+    public class MtQuotesEventArgs(IEnumerable<MtQuote> quotes) : EventArgs
+    {
+        public IEnumerable<MtQuote> Quotes { get; } = quotes;
+
+    }
+}