Bug fixes plus extra features

- Insert adds a new keyframe to the selected timeline
- New stages have frames cloned from the last frame of current stage
- Existing key are now replaced when another key is dropped on them
- Fixed bug where starting a new animation could result in errors

Assets/Scripts/KeybindConfig.cs

@@ -8,26 +8,30 @@ using UnityEngine;
 
 namespace RimWorldAnimationStudio
 {
-    public class KeybindConfig : Singleton<KeybindConfig>
+    public class KeybindConfig
     {
         private static List<Keybind> keybinds = new List<Keybind>();
+        private static bool initialized = false;
 
-        public void Awake()
+        public static void Initialize()
         {
             string path = Path.Combine(Application.streamingAssetsPath, "keybindConfig.xml");
-
             keybinds = XmlUtility.ReadXML<List<Keybind>>(path);
+            initialized = true;
         }
 
-        public List<Keybind> GetAllKeybinds()
+        public static List<Keybind> GetAllKeybinds()
         {
+            if (initialized == false)
+            { Initialize(); }
+
             return keybinds;
         }
 
-        public string GetKeybindLabel(string command)
+        public static string GetKeybindLabel(string command)
         {
             string label = "";
-            Keybind keybind = keybinds.FirstOrDefault(x => x.command == command);
+            Keybind keybind = GetAllKeybinds()?.FirstOrDefault(x => x.command == command);
 
             if (keybind == null) return label;