* date_based: New directory.
* README: Move from here ...
* date_based/README: to here.
* reg_search: Move from here ...
* date_based/reg_search: to here.
* reg_periodic: Move from here ...
* date_based/reg_periodic: to here.
* reg_test_template: Move from here ...
* date_based_reg_test_template: to here.
From-SVN: r144238