Rename a new-in-1.8 enum value for clarity.

* subversion/include/svn_repos.h
  (svn_repos_notify_verify_rev_structure): Was
    svn_repos_notify_verify_structure_rev.

* subversion/svnadmin/svnadmin.c
  (repos_notify_handler): Track renamed enum value.

* subversion/libsvn_repos/dump.c
  (svn_repos_verify_fs2): Track renamed enum value.

* subversion/bindings/javahl/src/org/apache/subversion/javahl/ReposNotifyInformation.java
  (verify_rev_structure): Was 'verify_struc_rev'.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1462218 13f79535-47bb-0310-9956-ffa450edef68