* New upstream release 0.22.4 (LP: #1135995). - Should fix the text selection problems (LP: #39890). - Should fix issues with PDF forms (LP: #1153517). * Drop all upstream patches and refresh other patches. * Change the soname version in package name: libpoppler28 -> libpoppler37. * Update symbols files. * Update debian/copyright (taken from Debian packaging Git).