This merge adds load last opened file at start feature with three new options in preferences:

• files > load_last_file_at_start
  When true will launching the next option.
• files > ask_before_load_last_file_at_start
  Works when files > load_last_file_at_start is true. When true will show popup dialog and ask user choice, when false load last opened file automatically.
• notifications > automatic_load_last_file_at_start
  If this feature load file automatically, when true sends a notification to say file loaded.

Overview of feature:

if (has last opened file)
    if (files > load_last_file_at_start)
        if (files > ask_before_load_last_file_at_start)
            show popup
            if (user select load last file)
                load file
        else
            load file
            if (notifications > automatic_load_last_file_at_start)
                send notification