Translate effects

fr.json

@@ -927,7 +927,6 @@
     
     "Very Easy" : "Très facile",
     "Easy": "Facile",
-    "Average": "Accessible",
     "Challenging": "Intermédiaire",
     "Difficult": "Complexe",
     "Hard": "Dur",
@@ -937,6 +936,7 @@
     "Ballistic Skill": "Capacité de Tir",    
     "Strength": "Force",
     "Toughness": "Endurance",
+    "toughness": "Endurance",
     "Agility": "Agilité",
     "Dexterity": "Dextérité",
     "Willpower": "Force Mentale",