Update get-orig-source section in debian/rules.
Bump Standards-Version to 3.9.5 (was 3.9.4): no changes required.
Update debian/watch.
Add patch debian/patches/fix_work_with_new_libjson-rpc-perl.patch.
Add patch use_few_servers_for_getting_initial_list_of_DHT_nodes.patch
Update debian/changelog.