1.11.0 - General Improvements

This pull request gets multiple changes to the bot. The changes are described below. You can see the fixes and similar changes in the commits list below.

• ADD Aldebaran can now automatically detect the DiscordRPG prefix you are using.
• ADD You can now get a DiscordRPG leaderboard of your guild for plenty of things, check out &glead!
• ADD Want to know how many upgrades you need for your weapon? Check out &upgradecalc! Use &?upgradecalc for more information.
• IMP &skills has finally been finished, check it out!
• IMP You can now use user ID in action commands.
• IMP Errors have been standardized to improve consistency.
• FIX Aldebaran was not working correctly when using a multi-character prefix.
• FIX &weapons has been updated to show weapons that should have been shown before.
• DEV The entire folder structure of Aldebaran has been reworked.
• DEV The old locations file has been removed and replaced by the one in ./assets/data/drpg/.
• DEV The permissions subsystem for Aldebaran has been reworked.
• DEV All the hard-coded IDs have been removed to prepare the bot for the 2.0 update.
• DEV The discord.js dependency has been upgraded from v12.0.0-dev to v12.0.1.

If all developers approve this pull request, it will be merged, otherwise at 23:00 UTC tomorrow if there is no change to contest. Everyone else can also comment to this pull request if they want a feature to be implemented or a bug to be fixed for the 1.11.0 release.