Greg Nojeim writes: A coalition of 20 civil liberties organizations, including the Center for Democracy & Technology, released a letter today endorsing H.R. 3845, the USA Patriot Amendments Act. The bill was introduced by the Chairman of the House Judiciary Committee, Rep. John Conyers (D-MI) and Subcommittee Chairs Rep. Jerrold Nadler (D-NY) and Rep. Bobby…