Functionality:
===============
  Computes a dynamic recent period.
  Allows to have always a recent period with available pictures.

Installation:
=============
  1: Copy directory dynareceperio in "plugins" subdirectory of your gallery
  2: Install and activate the plugin from the admin page

Usage:
======
  Simply choice your option on DynaRecePerio item of plugin menu:
    o Force use to all users:
      If checked => all users use a dynamic period
      Else => only users with a recent period equal to default period use a dynamic period
    o Days number with images add:
      It's the number of days used in order to compute dynamic period.
      These days are days where pictures have been added.
      More days number is great, more computed period is too great.