Revision 1655429

On the pin-externals branch: Expose the pin-externals flag of 'svn copy' to
JavaHL.

* subversion/bindings/javahl/native/org_apache_subversion_javahl_SVNClient.cpp
  (Java_org_apache_subversion_javahl_SVNClient_copy): Add pinExternals argument.

* subversion/bindings/javahl/native/SVNClient.cpp
  (SVNClient::copy): Add pinExternals boolean.

* subversion/bindings/javahl/native/SVNClient.h
  (SVNClient::copy): Add pinExternals boolean.

* subversion/bindings/javahl/src/org/apache/subversion/javahl/ISVNClient.java
  (copy): Add override with added pinExternals boolean argument.

* subversion/bindings/javahl/src/org/apache/subversion/javahl/SVNClient.java
  (copy): Add override with added pinExternals boolean argument.

Suggested by: markphip