Pontoon: Update Greek (el) localization of Test Pilot Website
Pontoon: Update Greek (el) localization of Test Pilot Website

Localization authors:
- Jim Spentzos <jamesspentzos@hotmail.com>

flodolo/testpilot,lmorchard/idea-town-server,flodolo/testpilot,lmorchard/testpilot,meandavejustice/testpilot,lmorchard/idea-town-server,mozilla/idea-town,fzzzy/testpilot,flodolo/testpilot,fzzzy/testpilot,chuckharmston/testpilot,meandavejustice/testpilot,lmorchard/testpilot,meandavejustice/testpilot,fzzzy/testpilot,lmorchard/idea-town-server,mozilla/idea-town,mozilla/idea-town-server,mozilla/idea-town,mozilla/idea-town-server,lmorchard/testpilot,mozilla/idea-town,lmorchard/idea-town,lmorchard/idea-town-server,lmorchard/idea-town,meandavejustice/testpilot,chuckharmston/testpilot,chuckharmston/testpilot,fzzzy/testpilot,lmorchard/idea-town,mozilla/idea-town-server,flodolo/testpilot,mozilla/idea-town-server,lmorchard/testpilot,lmorchard/idea-town,chuckharmston/testpilot