apm org.skywalking 3.2.3-2017 4.0.0 apm-collector pom apm-collector-boot apm-collector-modulization-core org.slf4j slf4j-api 1.7.25 org.slf4j log4j-over-slf4j 1.7.25 org.apache.logging.log4j log4j-core 2.9.0 com.google.guava guava 22.0 org.apache.logging.log4j log4j-slf4j-impl 2.9.0 org.apache.logging.log4j log4j-core