Atlas Materials UI Update

- Separated things out so it looks better.
- Done small changes to make the ui look a bit better.
- UI auto refreshes after a successful atlas.

resources/translations/en_US.json

@@ -472,6 +472,23 @@
     "TextureAtlas.ambient_occlusion": "Ambient Occlusion",
     "TextureAtlas.height": "Height",
     "TextureAtlas.roughness": "Roughness",
+    "TextureAtlas.description_1": "Create a single material with combined textures",
+    "TextureAtlas.description_2": "to optimize your avatar for better performance.",
+    "TextureAtlas.texture_maps": "Texture Maps",
+    "TextureAtlas.material_ready": "Material is ready for atlas",
+    "TextureAtlas.material_not_ready": "Material needs at least one texture",
+    "TextureAtlas.select_all_tooltip": "Select all materials for atlas",
+    "TextureAtlas.select_none_tooltip": "Deselect all materials",
+    "TextureAtlas.expand_all_tooltip": "Expand all material settings",
+    "TextureAtlas.collapse_all_tooltip": "Collapse all material settings",
+    "TextureAtlas.estimated_size": "Estimated Atlas Size",
+    "TextureAtlas.materials": "materials",
+    "TextureAtlas.no_materials_selected": "No materials selected",
+    "TextureAtlas.select_armature_first": "Please select an armature first",
+    "TextureAtlas.how_to_use_1": "1. Select an armature in the scene",
+    "TextureAtlas.how_to_use_2": "2. Click 'Load Materials' to begin",
+    "TextureAtlas.load_error": "Error loading materials. Check console for details.",
+    "TextureAtlas.material_not_included": "Material is not included in atlas",
 
     "Settings.label": "Settings",
     "Settings.language": "Language",