Daniel Spitler, one of the hackers responsible for the exposure of email addresses and SIM ICC-ID numbers for 114,000 iPad 3G users last June, has pleaded guilty to one charge of conspiracy to gain unauthorized access to computers and one count of identity theft. Reuters reports that Spitler made his plea before U.S. District Judge Susan Wigenton in Newark, New Jersey federal court, and that each count carries a maximum sentence of up to five years…