[WIP] initial Fabric port

major package refactoring

settings.gradle.kts

@@ -1,13 +1,8 @@
 pluginManagement {
     repositories {
-        maven("http://files.minecraftforge.net/maven")
-        maven("https://repo.spongepowered.org/maven")
+        jcenter()
+        maven("https://maven.fabricmc.net/")
         gradlePluginPortal()
     }
-    resolutionStrategy {
-        eachPlugin {
-            if (requested.id.let { it.namespace == "net.minecraftforge" && it.name == "gradle"} ) useModule("net.minecraftforge.gradle:ForgeGradle:${requested.version}")
-            if (requested.id.let { it.namespace == "org.spongepowered" && it.name == "mixin"} ) useModule("org.spongepowered:mixingradle:${requested.version}")
-        }
-    }
 }
+rootProject.name = "betterfoliage"