Fix mod options not loading

The initialization for the options view happened before a few necessary
systems where setup by the game.

scripts/mods/dmf/dmf_loader.lua

@@ -97,6 +97,13 @@ end
 
 function dmf_mod_object:on_game_state_changed(status, state)
   print("DMF:ON_GAME_STATE_CHANGED(), status: " .. tostring(status) .. ", state: " .. tostring(state))
+
+  -- Certain intialization procedures need to be delayed until the game's core systems are
+  -- fully initialized and running
+  if status == "enter" and state == "StateTitle" then
+    dmf.initialize_options()
+  end
+
   dmf.mods_game_state_changed_event(status, state)
   dmf.save_unsaved_settings_to_file()
   dmf.apply_delayed_hooks()

scripts/mods/dmf/modules/dmf_mod_manager.lua

@@ -170,11 +170,13 @@ function dmf.initialize_mod_data(mod, mod_data)
 
   -- Mod's options initialization
   if mod_data.options or (not mod_data.is_mutator and not mod_data.options_widgets) then
-    local success, error_message = pcall(dmf.initialize_mod_options, mod, mod_data.options)
-    if not success then
-      mod:error(ERRORS.REGULAR.mod_options_initializing_failed, error_message)
-      return
-    end
+    dmf.safe_call(
+        dmf,
+        ERRORS.REGULAR.mod_options_initializing_failed,
+        dmf.initialize_mod_options,
+        mod,
+        mod_data.options
+    )
   end
 
   -- Textures initialization @TODO: move to a separate function

scripts/mods/dmf/modules/dmf_options.lua

@@ -257,11 +257,12 @@ end
 -- ##### Script #######################################################################################################
 -- ####################################################################################################################
 
-dmf.initialize_mod_data(dmf, dmf_mod_data)
+dmf.initialize_options = function()
+  dmf.initialize_mod_data(dmf, dmf_mod_data)
 
--- first DMF initialization
--- it will be run only 1 time, when the player launch the game with DMF for the first time
-if not dmf:get("dmf_initialized") then
+  -- first DMF initialization
+  -- it will be run only 1 time, when the player launch the game with DMF for the first time
+  if not dmf:get("dmf_initialized") then
 
     dmf.load_logging_settings()
     dmf.load_developer_mode_settings()
@@ -277,4 +278,5 @@ if not dmf:get("dmf_initialized") then
 
     dmf:notify(dmf:localize("dmf_first_run_notification"))
     dmf:set("dmf_initialized", true)
+  end
 end