[DEECo] [d3scomp/JDEECo] b0c6a8: Fix warning

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/d3scomp/JDEECo
  Commit: b0c6a812875fed50bfae0a2cf03ba42b483fdedd
      https://github.com/d3scomp/JDEECo/commit/b0c6a812875fed50bfae0a2cf03ba42b483fdedd
  Author: Vladimir Matena <matena at d3s.mff.cuni.cz>
  Date:   2016-03-28 (Mon, 28 Mar 2016)

  Changed paths:
    M jdeeco-network-plugin/src/cz/cuni/mff/d3s/jdeeco/publishing/KnowledgeSizeSampler.java

  Log Message:
  -----------
  Fix warning