Allow logging targets to be configured to receive minio (#8347)

specific errors, `application` errors or `all` by default.

console logging on server by default lists all logs -
enhance admin console API to accept `type` as query parameter to
subscribe to application/minio logs.

cmd/common-main.go

@@ -254,7 +254,7 @@ func handleCommonEnvVars() {
 
 func logStartupMessage(msg string, data ...interface{}) {
 	if globalConsoleSys != nil {
-		globalConsoleSys.Send(msg)
+		globalConsoleSys.Send(msg, string(logger.All))
 	}
 	logger.StartupMessage(msg, data...)
 }