sieve default/before/after folders; added spam exmaple script

data/dovecot/sieve/before/spam.sieve

+## Generated by Vacation Sieve plugin for roundcube, the Fri, 04 Nov 2016 00:24:07 +0000 ##
+
+require ["fileinto","variables"];
+set "subject" "";
+# rule:[spam]
+if header :contains "subject" "[SPAM]"
+{
+	fileinto "Junk";
+}

dovecot/config/dovecot.conf

 }
 
 plugin {
-  # The path to the user's main active script. If ManageSieve is used, this the
-  # location of the symbolic link controlled by ManageSieve.
   sieve = ~/.dovecot.sieve
-  #sieve_before = ~/sieve/01_vacation.sieve
-  #sieve_extensions = +vacation +vacation-seconds
-
-  # The default Sieve script when the user has none. This is a path to a global
-  # sieve script file, which gets executed ONLY if user's private Sieve script
-  # doesn't exist. Be sure to pre-compile this script manually using the sievec
-  # command line tool.
-  # --> See sieve_before fore executing scripts before the user's personal
-  #     script.
-  #sieve_default = /var/lib/dovecot/sieve/default.sieve
-
-  # Directory for :personal include scripts for the include extension. This
-  # is also where the ManageSieve service stores the user's scripts.
   sieve_dir = ~/sieve
 
-  # Directory for :global include scripts for the include extension. 
-  sieve_global_dir = /etc/dovecot/sieve/global/
-  sieve_global_path = /etc/dovecot/sieve/default.sieve
+  sieve_global_dir = /etc/dovecot/sieve/include/
+  sieve_default = /etc/dovecot/sieve/default.sieve
+  sieve_before = /etc/dovecot/sieve/before/
+  sieve_after = /etc/dovecot/sieve/after/
 }
 
 service managesieve-login {