* Use Base_translateString instead of using Localizer method directly.
* Use Base_translateString or translateString instead of N_ for translation message.
* Fixed text in ERP5Site_renderContributionDialog.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@23267 20353a03-c40f-0410-a6d1-a30d3c3de9de