Add translatable labels to several more fields

data/fields/beauty.json

@@ -1,5 +1,12 @@
 {
     "key": "beauty",
     "type": "semiCombo",
-    "label": "Services"
+    "label": "Services",
+    "strings": {
+        "options": {
+            "nails": "Nails",
+            "tanning": "Tanning",
+            "cosmetics": "Cosmetics"
+        }
+    }
 }

data/fields/diet_multi.json

@@ -13,5 +13,16 @@
         "raw",
         "vegan",
         "vegetarian"
-    ]
+    ],
+    "strings": {
+        "options": {
+            "vegetarian": "Vegetarian",
+            "vegan": "Vegan",
+            "halal": "Halal",
+            "gluten_free": "Gluten-Free",
+            "kosher": "Kosher",
+            "lactose_free": "Lactose-Free",
+            "pescetarian": "Pescetarian"
+        }
+    }
 }

data/fields/surface.json

@@ -1,5 +1,21 @@
 {
     "key": "surface",
     "type": "combo",
-    "label": "Surface"
-}
+    "label": "Surface",
+    "strings": {
+       "options": {
+           "asphalt": "Asphalt",
+           "unpaved": "Unpaved",
+           "paved": "Paved",
+           "ground": "Ground",
+           "gravel": "Gravel",
+           "concrete": "Concrete",
+           "paving_stones": "Paving Stones",
+           "dirt": "Dirt",
+           "grass": "Grass",
+           "sand": "Sand",
+           "wood": "Wood",
+           "artificial_turf": "Artificial Turf"
+       }
+   }
+}