Fix oc language declaration + credits.

CHANGELOG.md

@@ -12,6 +12,7 @@
 ### Minor changes and fixes
 
 * Spanish translations (thanks [rnek0](https://github.com/rnek0)).
+* Occitan translations (thanks [Mejans](https://github.com/Mejans))
 * Hide secret keys in diagnostic tool.
 * Builtin ConverseJS mode: fix advanced controls hiding.
 * Builtin Prosody & Builtin ConverseJS: muc_mention_autocomplete_min_chars set to 2 (3 previously)

package.json

@@ -106,7 +106,7 @@
     "fr-FR": "./languages/fr.json",
     "eo": "./languages/eo.json",
     "eu-ES": "./languages/eu.json",
-    "oc-FR": "./languages/oc.json",    
+    "oc": "./languages/oc.json",    
     "pl-PL": "./languages/pl.json",
     "it-IT": "./languages/it.json"
   }