In the working copy C tests: use  the common wc_ctx to avoid keeping
additional sqlite instances open. Switch to non deprecated functions.

* subversion/tests/libsvn_wc/utils.c
  (sbox_wc_commit,
   sbox_wc_update): Set wc_ctx in baton.

  (sbox_wc_move): Use a wc move.

  (sbox_wc_propset): Set wc_ctx in baton.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1430281 13f79535-47bb-0310-9956-ffa450edef68