[xmlunit/xmlunit] 39f521: add license headers

[GitHub <no...@gi...>]

  Branch: refs/heads/master
  Home:   https://github.com/xmlunit/xmlunit
  Commit: 39f52103544c72aa3a8724bc33e22e116eaa61bc
      https://github.com/xmlunit/xmlunit/commit/39f52103544c72aa3a8724bc33e22e116eaa61bc
  Author: Stefan Bodewig <ste...@fr...>
  Date:   2017-10-14 (Sat, 14 Oct 2017)

  Changed paths:
    M xmlunit-placeholders/pom.xml
    M xmlunit-placeholders/src/main/java/org/xmlunit/placeholder/PlaceholderDifferenceEvaluator.java
    M xmlunit-placeholders/src/test/java/org/xmlunit/placeholder/PlaceholderDifferenceEvaluatorTest.java

  Log Message:
  -----------
  add license headers


  Commit: 6c03309d61950c9be4a5d36ae2bd8d16aed1264e
      https://github.com/xmlunit/xmlunit/commit/6c03309d61950c9be4a5d36ae2bd8d16aed1264e
  Author: Stefan Bodewig <ste...@fr...>
  Date:   2017-10-14 (Sat, 14 Oct 2017)

  Changed paths:
    M RELEASE_NOTES.md

  Log Message:
  -----------
  somehow swapped lines


  Commit: 9b05a8b62dbea8a1fdba6e4de981d08e52413092
      https://github.com/xmlunit/xmlunit/commit/9b05a8b62dbea8a1fdba6e4de981d08e52413092
  Author: Stefan Bodewig <ste...@fr...>
  Date:   2017-10-14 (Sat, 14 Oct 2017)

  Changed paths:
    M RELEASE_NOTES.md

  Log Message:
  -----------
  add xmlunit-placeholders to release notes

many thanks to @zheng-wang

closes #105 closes #103


Compare: https://github.com/xmlunit/xmlunit/compare/02970440140b...9b05a8b62dbe