Fixed bug in mysql_stmt_fetch() when retrieving rows to return


mysql-test/r/ps.result:
  Fix to not get warnings if mysql_client_test.test fails
mysql-test/t/index_merge_ror.test:
  Proper fix for 64 bit intel (which gives uses another, equal good index)
mysql-test/t/ps.test:
  Fix to not get warnings if mysql_client_test.test fails
sql-common/client.c:
  More debugging
sql/sql_prepare.cc:
  Fixed bug in mysql_stmt_fetch() when retrieving rows to return
sql/sql_select.cc:
  More debugging
tests/mysql_client_test.c:
  More debugging