Added oral rehydration therapy drink and recipes to craft it.

data/json/items/comestibles/drink.json

@@ -847,6 +847,25 @@
     "fun": -1,
     "vitamins": [ [ "vitC", 1 ] ]
   },
+  {
+    "type": "COMESTIBLE",
+    "id": "rehydration_drink",
+    "name": "rehydration drink",
+    "weight": "257 g",
+    "color": "light_cyan",
+    "container": "bottle_plastic",
+    "comestible_type": "DRINK",
+    "symbol": "~",
+    "quench": 60,
+    "calories": 12,
+    "description": "A basic oral rehydration therapy drink.  It will rehydrate you faster than water, but it tastes awful.",
+    "price": 55,
+    "material": "water",
+    "volume": "250 ml",
+    "looks_like": "sports_drink",
+    "phase": "liquid",
+    "fun": -5
+  },
   {
     "type": "COMESTIBLE",
     "id": "sweet_water",

data/json/recipes/recipe_food.json

@@ -5635,6 +5635,19 @@
       [ [ "water", 6 ], [ "water_clean", 6 ] ]
     ]
   },
+  {
+    "type": "recipe",
+    "result": "rehydration_drink",
+    "category": "CC_FOOD",
+    "subcategory": "CSC_FOOD_DRINKS",
+    "book_learn": [ [ "textbook_chemistry", 1 ], [ "manual_first_aid", 1 ] ],
+    "skill_used": "cooking",
+    "time": "3 m",
+    "charges": 8,
+    "autolearn": false,
+    "qualities": [ { "id": "CONTAIN", "level": 1 } ],
+    "components": [ [ [ "sugar", 10 ] ], [ [ "salt", 1 ] ], [ [ "water_clean", 8 ] ] ]
+  },
   {
     "result": "oatmeal",
     "type": "recipe",