This is done now ! http://share.ez.no/forums/translation/greek
We'll need to setup the greek translation repository and locale. In order to do so we'll need to find the associated code, as for other languages http://svn.projects.ez.no/ezpublish_translation/trunk/translations/
Theodoros, do you know it ?
As well, we need to craft the locale data for the greek locale, as for other locales. See examples :
I just committed the locale file and the greek translation file (the untranslated version for now, you may want to merge it with the translation work you've already done). Here it is :