Locating mods on the classpath in dev should solve linked MC sources when debugging.
As well as loading deobfed mods.
Rewrote how arguments are handled in dev, so users can overwrite any defaults we provide.
Added basic Yggdrasil auth support. Passing in --username and --password arguments.
ONLY USE IF NECESSARY. Forge is NOT responsible for your login information.
Moved some launchplugin code to the launcher. Moved servermain to
the launcher.
server currently needs cmdline arguments --fml.forgeVersion=24.0.51-1.13-pre --fml.mcVersion=1.13 --fml.mcpVersion=2018.09.12.04.11.00 --fml.forgeGroup=net.minecraftforge.test