Use short SRV resolving timeout

By default, lower SRV resolve timeout from 30 seconds to 5 seconds
Should help people facing SRV issues, see #213
Timeout can be set to 30 seconds in settings.

MinecraftClient/Protocol/ProtocolHandler.cs

@@ -83,7 +83,7 @@ namespace MinecraftClient.Protocol
                 {
                     ConsoleIO.WriteLineFormatted(String.Format("§8{0}: {1}", e.GetType().FullName, e.Message));
                 }
-            }, TimeSpan.FromSeconds(30)))
+            }, TimeSpan.FromSeconds(Settings.ResolveSrvRecordsShortTimeout ? 5 : 30)))
             {
                 protocolversion = protocolversionTmp;
                 forgeInfo = forgeInfoTmp;