Added basics sequence as collection simple setup tasks

Starting with ssmtp

seqs/basics/ssmtp.cfg.example

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+#
+# Config file for sSMTP sendmail
+#
+# The person who gets all mail for userids < 1000
+# Make this empty to disable rewriting.
+root=postmaster
+
+# The place where the mail goes. The actual machine name is required no 
+# MX records are consulted. Commonly mailhosts are named mail.domain.com
+mailhub=host:port
+#AuthUser=
+#AuthPass=
+UseTLS=YES
+
+# Where will the mail seem to come from?
+rewriteDomain=mydomain.eu
+
+# The full hostname
+hostname=mydomain.eu
+
+# Are users allowed to set their own From: address?
+# YES - Allow the user to specify their own From: address
+# NO - Use the system generated From: address
+#FromLineOverride=YES