Added Version to Label

app/src/main/java/om/sstvencoder/TextOverlay/Label.java

@@ -20,6 +20,7 @@ import android.graphics.Color;
 import java.io.Serializable;
 
 public class Label implements Serializable {
+    private final static int mVersion = 1;
     private String mText;
     private float mTextSize;
     private String mFamilyName;
@@ -36,6 +37,10 @@ public class Label implements Serializable {
         mBackColor = Color.TRANSPARENT;
     }
 
+    public int getVersion() {
+        return mVersion;
+    }
+
     public String getText() {
         return mText;
     }

app/src/main/java/om/sstvencoder/TextOverlay/LabelContainer.java

@@ -97,6 +97,7 @@ class LabelContainer {
     }
 
     private void writeLabel(IWriter writer, Label label) throws IOException {
+        writer.write("version", label.getVersion());
         writer.write("text", label.getText());
         writer.write("text_size", label.getTextSize());
         writer.write("family_name", label.getFamilyName());
@@ -107,6 +108,7 @@ class LabelContainer {
     }
 
     private void readLabel(IReader reader, Label label) throws IOException {
+        reader.readInt();
         label.setText(reader.readString());
         label.setTextSize(reader.readFloat());
         label.setFamilyName(reader.readString());