Changed license to licenses in facet titles where this makes more sense.
avoid UnicodeEncodeError when params contains non ascii characters
Merge branch 'ogdch-refer-to-licenses-in-facets-2'
Merge branch 'urlencode_error' of github.com:regardscitoyens/ckan into regardscitoyens-urlencode_error
Merge branch 'regardscitoyens-urlencode_error'