4.0.0 steamwar SchematicSystem 1.0 https://maven.apache.org pom UTF-8 maven https://steamwar.de/maven/ org.apache.maven.plugins maven-compiler-plugin 3.6.1 1.8 1.8 SchematicSystem_12 SchematicSystem_14 SchematicSystem_API SchematicSystem_Main steamwar SpigotCore 2.0 provided