Added French (fr_FR) translations to metadata (#1)

Author: frju365

metadata.json

@@ -3,10 +3,12 @@
  "category": "development",
  "icon": "icon.png",
  "title": {
- "en_EN": "Ace Editor"
+ "en_EN": "Ace Editor",
+ "fr_FR": "Éditeur de texte Ace"
  },
  "description": {
- "en_EN": "Ace Editor"
+ "en_EN": "Ace Editor",
+ "fr_FR": "Éditeur de texte Ace"
  },
  "mimes": [
  "^text\/(.*)",