WC-NG: When writing entries, also truncate the ACTUAL table.
WC-NG: When writing entries, also truncate the ACTUAL table.

* subversion/libsvn_wc/entries.c
  (statement_keys, statements): New statement.
  (entries_write_body): Before doing any insertions, delete everything from the
    ACTUAL table.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@876540 13f79535-47bb-0310-9956-ffa450edef68

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