JavaHL: Update to latest propget API.
JavaHL: Update to latest propget API.

* subversion/bindings/javahl/native/SVNClient.cpp
  (propertyGet): Replace use of svn_client_propget2() with
   svn_client_propget4(), and adjust arguments accordingly.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@866941 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion