* New upstream release. * Remove references to user manual PDF (no longer shipped). * Update debian/copyright based on new upstream CREDITS. * Bump standards version to 3.8.1 (no packaging changes). * Bump debhelper compatibility to 7, per linitian recommendation. * Declare a dependency on debhelper (>= 7.0.1) to match compatibility. * Reference /usr/share/common-licenses/GPL-2 rather than just GPL.