Mapify 1.9

What's Changed

• Add Non-Op whitelist config option (gives /mapify to all players)
• Add config option to disable the whitelist
• Fix tab completion of /mapify
• Add tab completion for the /mapify config subcommand
• Let the user know the error when failing to fetch an image
• Add grid to map lore to show placement within the grid
  

Full Changelog: v1.8...1.9