Basic support for updating moved-away NODES during the post-drive 
revision dump.  It doesn't yet handle finite depth updates.

* subversion/libsvn_wc/wc_db_private.h
  (svn_wc__db_bump_moved_away): New.

* subversion/libsvn_wc/wc_db_update_move.c
  (svn_wc__db_bump_moved_away, bump_moved_away): New.

* subversion/libsvn_wc/wc-queries.sql
  (STMT_SELECT_MOVED_PAIR3, STMT_HAS_LAYER_BETWEEN): New.

* subversion/libsvn_wc/wc_db.c
  (bump_revisions_post_update): Call svn_wc__db_bump_moved_away.

* subversion/tests/libsvn_wc/op-depth-test.c
  (nested_move_update): Extend.
  (nested_move_update2): New.
  (test_funcs): Add new test.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1430878 13f79535-47bb-0310-9956-ffa450edef68