Add script ul2wav.sh to convert files from ulaw to wav

ul2wav.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+#
+# Script to convert ulaw files to wav using sox.
+#
+
+for i in $( find ./ -name "*.ulaw" -printf '%P\n' ); do
+    filename="${i%.*}"
+    echo converting: $filename
+    sox -t ul -r 8000 -c1 $filename.ulaw $filename.wav pad 0.1 0
+done