Organize creative pages and stabilize GameTests

src/main/resources/assets/rivencraft/lang/en_us.json

@@ -230,5 +230,13 @@
   "jei.rivencraft.writing.bind": "At a Book Binder, name the Age and add a cover plus Link Panel. Optional symbol Pages follow the panel.",
   "jei.rivencraft.writing.linking_book": "Craft one Link Panel Page with leather to make an unwritten Linking Book. Open it to name and bind it.",
   "itemGroup.rivencraft": "Rivencraft",
-  "itemGroup.rivencraft.pages": "Rivencraft Pages"
+  "itemGroup.rivencraft.pages.link": "Rivencraft Link Pages",
+  "itemGroup.rivencraft.pages.terrain": "Rivencraft Terrain Pages",
+  "itemGroup.rivencraft.pages.biome": "Rivencraft Biome Pages",
+  "itemGroup.rivencraft.pages.biome_generation": "Rivencraft Biome Generation Pages",
+  "itemGroup.rivencraft.pages.weather": "Rivencraft Weather Pages",
+  "itemGroup.rivencraft.pages.lighting": "Rivencraft Lighting Pages",
+  "itemGroup.rivencraft.pages.sky": "Rivencraft Sky Pages",
+  "itemGroup.rivencraft.pages.celestial": "Rivencraft Celestial Pages",
+  "itemGroup.rivencraft.pages.feature": "Rivencraft Feature Pages"
 }