Update sharder with try...catch and new DiscordJS

[TheMonDon]

Please describe the changes this PR makes and why it should be merged: Updated the sharder, duh.

Status

• [X] Code changes have been tested against the Discord API and the discord.js wrapper, or there are no code changes
• [X] Documentation has been added/modified, or there is nothing to change (docs/mods.json)

Semantic versioning classification:

• [ ] This PR changes DBM's interface (methods or parameters added to default methods)
• [ ] This PR only includes non-code changes, like changes to documentation, README, etc.