[MPOM-94] Upgrade maven-war-plugin to 2.6

git-svn-id: https://svn.apache.org/repos/asf/maven/pom/trunk@1711659 13f79535-47bb-0310-9956-ffa450edef68
1 file changed
tree: 2a7781d47e2089adee1e9dcfa9fd4693ebc4f24a
  1. asf/
  2. maven/