Add Greek translations
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Merge branch 'master' of https://github.com/kongr45gpen/myclass
Minor style improvements and fixes