The trend of taking DNA swabs from innocent parties, adding it to huge databases and then refusing to delete the DNA data continues.   From the Daily Mail   Almost 165,000 innocent people are estimated to have been added to the police DNA database in the past three years. Despite Coalition promises to wipe the records of those not guilty of crimes, a report suggests that this has so far not happened in the majority of cases.   Between 2009 and 2011, the figures show that 986,767 people were added to the DNA database in total, according to a survey of police forces. This includes the profiles of the convicted and those who were arrested but were later cleared or never charged with a…