Add sample configuration for ssmtp

See issue #7

sample_pet/ssmtp/revaliases

@@ -0,0 +1,4 @@
+# pets: destfile=/etc/ssmtp/revaliases, owner=root, group=root, mode=0440
+# pets: package=ssmtp
+root:[email protected]:smtp.gmail.com:465
+localuser:[email protected]:smtp.gmail.com:465

sample_pet/ssmtp/ssmtp.conf

@@ -0,0 +1,25 @@
+# pets: destfile=/etc/ssmtp/ssmtp.conf, owner=root, group=root, mode=0440
+# pets: package=ssmtp
+
+# The user that gets all the mails (UID < 1000, usually the admin)
+[email protected]
+
+# The mail server (where the mail is sent to), both port 465 or 587 should be acceptable
+# See also https://support.google.com/mail/answer/78799
+mailhub=smtp.gmail.com:465
+
+# The address where the mail appears to come from for user authentication.
+rewriteDomain=gmail.com
+
+# Use implicit TLS (port 465). When using port 587, change UseSTARTTLS=Yes
+TLS_CA_FILE=/etc/ssl/certs/ca-certificates.crt
+UseTLS=Yes
+UseSTARTTLS=No
+
+# Username/Password
+AuthUser=username
+AuthPass=password
+AuthMethod=LOGIN
+
+# Email 'From header's can override the default domain?
+FromLineOverride=yes