Merge pull request #742 from jitsi/add_languages

Adds Armenian and Occitan languages

service/translation/languages.js

     TR: "tr",
     FR: "fr",
     ES: "es",
+    HY: "hy",
     IT: "it",
+    OC: "oc",
     PTBR: "ptBR",
     SK: "sk",
     SL: "sl",