Removed old Utils.

Runtime/ArrayExtensions.cs

@@ -1,22 +0,0 @@
-namespace Utils
-{
-    public static class ArrayExtensions
-    {
-        public static T[] Append<T>(this T[] array, T item)
-        {
-            if (array == null)
-            {
-                return new T[] { item };
-            }
-
-            var result = new T[array.Length + 1];
-            for (var i = 0; i < array.Length; i++)
-            {
-                result[i] = array[i];
-            }
-
-            result[array.Length] = item;
-            return result;
-        }
-    }
-}

Runtime/ArrayExtensions.cs.meta

@@ -1,11 +0,0 @@
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