work on __resource -> fxmanifest and RDR compatibility

resources/[gameplay]/chat-theme-gtao/fxmanifest.lua

@@ -0,0 +1,13 @@
+file 'style.css'
+file 'shadow.js'
+
+chat_theme 'gtao' {
+    styleSheet = 'style.css',
+    script = 'shadow.js',
+    msgTemplates = {
+        default = '<b>{0}</b><span>{1}</span>'
+    }
+}
+
+game 'common'
+fx_version 'adamant'