Google on Friday confirmed that its Street View cars had inadvertently captured e-mail messages and passwords during their image gathering missions, the result of WiFi sniffing software that was included in Street View cars without authorization, reports InformationWeek. The acknowledgment comes after data protection authorities in Canada and Spain said as much following the conclusion of investigations into Google’s WiFi data gathering in those countries. Google VP of engineering and research Alan Eustace, who first disclosed the company’s WiFi data gathering in May, apologized again and promised changes to prevent similar incidents in the future…