By atregenna@thekmgroup.co.uk (Amy Tregenna) A leisure centre will close all of its pools to customers as heating issues continue. Medway Park sports centre in Mill Road, Gillingham, will close all swimming pools tomorrow morning. Today, children were unable to swim at the centre as staff restricted access to its pools because of “cooler than usual” temperatures. The centre has now confirmed it is in the process of contacting affected customers booked onto swimming lessons and aquatic classes tomorrow morning and a decision about reopening the pools tomorrow afternoon will be made “as soon as …