* [Cleanup] Consolidate #show commands into a singular #show command
# Notes
- All `#show` commands like `#showbuffs` are now subcommands of `#show`.
- All aliases like `#showbuffs` still function.
* Push up progress.
* Final push.
* Cleanup.
* Update ip_lookup.cpp
* emotes not emote
* Cleanup
* Update servertalk.h
* Update show.cpp
* Fix
* Final push.
* #aggro
* #who
