ROL-1929 and ROL-1972 fix DTD in validation XML files ported to 5.0.2.  Patch by Harsh Gupta

git-svn-id: https://svn.apache.org/repos/asf/roller/branches/roller_5.0.2@1517590 13f79535-47bb-0310-9956-ffa450edef68
17 files changed