Add java websocket support (#137)

* add decode example for mic

* some changes to README.md

* add java websocket srv

* change to readwav to static

* make some changes to code comments

* little change for readme.md

* fix bug about multiple threads

* made little modification

* add protocol in readme, removed static Queue and add lmConfig

---------

Co-authored-by: root <root@localhost.localdomain>

sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/OnlineLMConfig.java

@@ -0,0 +1,23 @@
+/*
+ * // Copyright 2022-2023 by zhaoming
+ */
+
+package com.k2fsa.sherpa.onnx;
+
+public class OnlineLMConfig {
+  private final String model;
+  private final float scale;
+
+  public OnlineLMConfig(String model, float scale) {
+    this.model = model;
+    this.scale = scale;
+  }
+
+  public String getModel() {
+    return model;
+  }
+
+  public float getScale() {
+    return scale;
+  }
+}