Clean up UI, work on tutorial

resources/w/ui/screen_about.json

@@ -0,0 +1,37 @@
+{
+    "root": {
+        "type": "FrameLayout",
+        "width": "match_parent",
+        "height": "match_parent",
+        "children": [
+            {
+                "type": "StaticImage",
+                "name": "aboutBkg",
+                "width": "match_parent",
+                "height": "match_parent",
+                "texture": "resources/ui/img/main/bkg.png"
+            },
+            {
+                "type": "StaticImage",
+                "name": "aboutImage",
+                "horizontal_gravity": "center",
+                "vertical_gravity": "center",
+                "width": 800,
+                "height": 500,
+                "texture": "resources/ui/img/main/about.png"
+            },
+            {
+                "type": "TextButton",
+                "name": "aboutBackButton",
+                "horizontal_gravity": "center",
+                "vertical_gravity": "bottom",
+                "y": 40,
+                "width": 200,
+                "height": 60,
+                "text": "Back",
+                "fontSize": 40,
+                "textCentered": true
+            }
+        ]
+    }
+}