Remove the use of some deprecated APIs from JavaHL.

[in subversion/bindings/javahl]
* src/org/apache/subversion/javahl/ISVNRepos.java,
  src/org/apache/subversion/javahl/SVNRepos.java
  (ISVNRepos.load): Add an overload that exposes the functionality
   of svn_repos_load_fs5.
  (ISVNRepos.verify): Likewise for svn_repos_verify_fs3

* native/SVNRepos.hpp
  (SVNRepos::verify, SVNRepos::load): Update prototypes.
* native/SVNRepos.cpp
  (SVNRepos::load): Update signature and use svn_repos_load_fs5 instead
   of svn_repos_load_fs4; and also use svn_repos_open3 instead of
   svn_repos_open2.
  (SVNRepos::verify): Update signature and use svn_repos_verify_fs3 instead
   of svn_repos_verify_fs2; and also use svn_repos_open3 instead of
   svn_repos_open2.
  (SVNRepos::deltify, SVNRepos::dump, SVNRepos::lstxns,
   SVNRepos::recover, SVNRepos::rmtxns, SVNRepos::setRevProp,
   SVNRepos::getRevnum, SVNRepos::pack, SVNRepos::lslocks,
   SVNRepos::rmlocks): Use svn_repos_open3 instea dof svn_repos_open2.

* native/org_apache_subversion_javahl_SVNRepos.cpp
  (Java_org_apache_subversion_javahl_SVNRepos_load,
   Java_org_apache_subversion_javahl_SVNRepos_verify): Update signatures
   and calls to the equivalent SVNRepos methods.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1603352 13f79535-47bb-0310-9956-ffa450edef68