bind: allow forwarders to differ from nameservers
modules/misc/ids.nix: document the fact that the uid for tcpcryptd is hard-coded in the daemon
Regression test for blkio functionality
manual: fix typo, #254.
Merge pull request #257 from oxij/bind-forwarders

bind: allow forwarders to differ from nameservers
Merge remote-tracking branch 'official/master'