Fixing multiple docker issues (#386)

* Added stupid docker task to makefile

* Dropped unknown option PrintLastLog from docker ssh config

* OpenSSH should log to docker stdout

* Set random pw for docker git user, otherwise it is locked

* Stop using templates and public within docker

docker/etc/s6/openssh/run

@@ -2,5 +2,5 @@
 [[ -f ./setup ]] && source ./setup
 
 pushd /root > /dev/null
-    exec su-exec root /usr/sbin/sshd -E /var/log/sshd.log -D
+    exec su-exec root /usr/sbin/sshd -D
 popd

docker/etc/ssh/sshd_config

@@ -18,7 +18,6 @@ UseDNS no
 AllowAgentForwarding no
 AllowTcpForwarding no
 PrintMotd no
-PrintLastLog no
 
 PermitUserEnvironment yes
 PermitRootLogin no