Add static code to load the native library to all JavaHL classes that
have native methods.

[in subversion/bindings/javahl/src/org/apache/subversion/javahl]
* remote/CommitEditor.java, remote/RemoteSession.java,
  remote/StateReporter.java, types/RevisionRangeList.java,
  types/Version.java, types/VersionExtended.java,
  util/ConfigImpl.java: Load native library in static init block.
* Path.java: Remove the static init block, the class has no native methods.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1525922 13f79535-47bb-0310-9956-ffa450edef68