Colour changes, including our own colour library!

+ Also began work on namespace changes! Will need to be merged with any current pending namespace changes.

SnowcloakSync/Utils/Colours.cs

@@ -0,0 +1,9 @@
+using System.Numerics;
+
+namespace SnowcloakSync.Utils
+{
+    public static class Colours
+    {
+        public static readonly Vector4 _snowcloakOnline = new(0.4275f, 0.6863f, 1f, 1f);
+    }
+}