do not count d_dynamic when counting amount of dialogs for initial setup or dialog deletion

dynamic_dialog.lua

@@ -79,11 +79,14 @@ yl_speak_up.generate_next_dynamic_dialog = function(player, n_id, d_id, alternat
 	if(not(yl_speak_up.speak_to[pname])) then
 		return
 	end
+	local dialog = yl_speak_up.speak_to[pname].dialog
+	if(not(dialog.n_dialogs["d_dynamic"])) then
+		dialog.n_dialogs["d_dynamic"] = {}
+	end
 	-- which dialog did the player come from?
 	local prev_d_id = yl_speak_up.speak_to[pname].d_id
 	local selected_o_id = yl_speak_up.speak_to[pname].selected_o_id
 	-- the text the NPC shall say:
-	local dialog = yl_speak_up.speak_to[pname].dialog
 	local prev_answer = "- unknown -"
 	local tmp_topic = "- none -"
 	if(dialog.n_dialogs[prev_d_id]

editor/edit_mode_apply_changes.lua

@@ -338,7 +338,8 @@ yl_speak_up.edit_mode_apply_changes = function(pname, fields)
 			end
 		end
 		-- there needs to be one dialog left after deleting this one,
-		if(#sorted_list > 1
+		-- (as there is always d_dynamic we need to leave *two* dialogs)
+		if(#sorted_list > 2
 		-- this dialog isn't allowed to hold any more options/answers
 		  and anz_options == 0
 		-- we really found a new dialog to show

fs/fs_initial_config.lua

@@ -85,7 +85,9 @@ yl_speak_up.input_fs_initial_config = function(player, formname, fields)
 	local count = 0
 	if(dialog and dialog.n_dialogs) then
 		for k,v in pairs(dialog.n_dialogs) do
-			count = count + 1
+			if(k and k ~= "d_dynamic") then
+				count = count + 1
+			end
 		end
 	end
 

initial_config.lua

@@ -41,7 +41,9 @@ yl_speak_up.initialize_npc_dialog_once = function(pname, dialog, n_id, npc_name,
 	local count = 0
 	if(dialog and dialog.n_dialogs) then
 		for k,v in pairs(dialog.n_dialogs) do
-			count = count + 1
+			if(k and k ~= "d_dynamic") then
+				count = count + 1
+			end
 		end
 	end