added encoding to html5tidy subcommand -- python3

etherdump/commands/html5tidy.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 from __future__ import print_function
 from html5lib import parse
 import os, sys
@@ -154,7 +156,7 @@ def main (args):
     else:
         fout = sys.stdout
 
-    print (ET.tostring(doc, method=args.method), file=fout)
+    print (ET.tostring(doc, method=args.method, encoding="unicode"), file=fout)
 
     if fout != sys.stdout:
         fout.close()