from: client
to: common
evidence:
 - file: "client/src/main/java/org/apache/nemo/client/ClientUtils.java"
   contains "import org.apache.nemo.common.Util;"

from: client
to: common
evidence:
 - file: "client/src/main/java/org/apache/nemo/client/JobLauncher.java"
   contains "import org.apache.nemo.common.Util;"