Add opusenc example

examples/ezstream-full.xml

@@ -211,6 +211,12 @@
       <program>oggenc -r -B 16 -C 2 -R 44100 --raw-endianness 0 -q 1.5 -t @M@ -</program>
     </encoder>
 
+    <encoder>
+      <name>Opus-VBR96</name>
+      <format>Ogg</format>
+      <program>opusenc --vbr --bitrate 96 --title @t@ --artist @a@ --raw --raw-rate 44100 - -</program>
+    </encoder>
+
     <encoder>
       <name>Lame-CBR128</name>
       <format>MP3</format>