It seems that Gnome 3 is pulling out some systemd dependencies. I have just 
noticed it and tried to remove the whole gnome meta package but some 
components are still there.

[mar1n3r0@localhost user]$ whereis systemd
systemd: /usr/lib/systemd
[mar1n3r0@localhost user]$ cd /usr/lib/systemd/
[mar1n3r0@localhost systemd]$ ls -al
total 136
drwxr-xr-x   3 root root   4096 Oct 13 14:29 .
drwxr-xr-x 149 root root 126976 Oct 15 23:10 ..
drwxr-xr-x   2 root root   4096 Oct 13 14:29 user
[mar1n3r0@localhost systemd]$ cd user/
[mar1n3r0@localhost user]$ ls -al
total 36
drwxr-xr-x 2 root root 4096 Oct 13 14:29 .
drwxr-xr-x 3 root root 4096 Oct 13 14:29 ..
-rw-r--r-- 1 root root  180 Oct 14 10:50 gvfs-afc-volume-monitor.service
-rw-r--r-- 1 root root  123 Oct 14 10:49 gvfs-daemon.service
-rw-r--r-- 1 root root  183 Oct 14 10:50 gvfs-goa-volume-monitor.service
-rw-r--r-- 1 root root  184 Oct 14 10:50 gvfs-gphoto2-volume-monitor.service
-rw-r--r-- 1 root root  143 Oct 14 10:49 gvfs-metadata.service
-rw-r--r-- 1 root root  185 Oct 14 10:50 gvfs-mtp-volume-monitor.service
-rw-r--r-- 1 root root  181 Oct 14 10:50 gvfs-udisks2-volume-monitor.service
[mar1n3r0@localhost user]$