This change enable to output OSM file by utf-8.
This change enable to output OSM file by utf-8.

if you need to use non-ascii caractor in translation method, 
you must write python header "# -*- coding: utf-8 -*-"
 in translation py file,
and non-ascii string must be unicode(ex. {'source:ja':u'ほげほげ').
suke-blog/ogr2osm,suke-blog/ogr2osm