do not install recommends

jessie-server-common.sh

@@ -13,7 +13,7 @@ EOF
     apt update
 
     echo "Install important system tools."
-    apt install -y htop ne iotop curl wget zsh figlet iptraf
+    apt install --no-install-recommends -y htop ne iotop curl wget zsh figlet iptraf
 
     echo "Use zsh!"
     wget -O /root/.zshrc https://github.com/slashbeast/things/raw/master/configs/DOTzshrc
@@ -23,7 +23,7 @@ EOF
     figlet `hostname -f` > /etc/motd
 
     echo "Install system and security utils."
-    apt install -y apticron logcheck ssmtp
+    apt install --no-install-recommends -y apticron logcheck ssmtp
 }