ConfigCommands v 3.0.0

#19 - Added support for Minecraft versions 1.16.5, 1.17, 1.17.1, 1.18, 1.18.1, 1.18.2, and 1.19 with one jar file
Combined /configcommandhelp, /configcommandbuild, /configcommandreload into a single command /configcommands
Renamed /configcommands help to /configcommands functions
Added /configcommands debug for setting and reading local debug values
Added /configcommands help for seeing help and usage information for the different branches of /configcommands

Refactored project as a multi-module maven project to better handle depending on different Spigot versions in the different NMS modules
Now compiling from and to Java 16 to support older Minecraft versions
Added enum ConfigCommandAddOn.RegisterMode to let AddOns choose more exactly how they want to register thier InternalArguments and FunctionAdders
Added package SystemCommands and class SystemCommandHandler to manage /configcommands
Added class ConfigCommandsHandler to manage interactions with the ConfigCommands plugin

See all commits in #21

ConfigCommands v 2.0.0

#8 - Added /configcommandreload command for updating command behavior without needing to restart the server
Fixed bug that prevented Expression function chains that started with a Static class reference

Now using Maven for dependency management and packaging
Use Mojang-Mapped version of Craftbukkit and compile with special source
Simplified nested package structure
#3 - Ensured functions registered for the same InternalArgument have unique Definitions, preventing collisions when combining lists into a map
#6 - Added different OpSender classes that disguise themselves as different CommandSender subclasses

See all commits in #18

See full squashed commit here: ConfigCommands-v-1.0.1