jp (base, blog, output(std)): fixed bad unicode handling in stdout, use of jp.disp instead of simple print

frontends/src/jp/base.py

@@ -251,9 +251,9 @@ class Jp(object):
         """
         if self.verbosity >= verbosity:
             if error:
-                print >>sys.stderr,msg
+                print >>sys.stderr,msg.encode('utf-8')
             else:
-                print msg
+                print msg.encode('utf-8')
 
     def output(self, type_, name, extra_outputs, data):
         if name in extra_outputs: