Revert merge from inverse

https://github.com/Zentyal/sogo/pull/150

Because the login on web with the use of outlook is broken after
including the DomainLessLogin feature

Scripts/sql-update-2.2.17_to_2.3.0.sh

@@ -1,57 +0,0 @@
-#!/bin/bash
-
-set -e 
-# This script only works with PostgreSQL
-# updates c_partstates to text
-# adds c_description to Calendar quick tables
-# http://www.sogo.nu/bugs/view.php?id=3175
-# the field length was actually changed in v2.2.18
-
-defaultusername=$USER
-defaulthostname=localhost
-defaultdatabase=$USER
-#indextable=sogo_folder_info
-indextable=$(sogo-tool dump-defaults -f /etc/sogo/sogo.conf | awk -F\" '/ OCSFolderInfoURL =/  {print $2}' |  awk -F/ '{print $NF}')
-if [ -z "$indextable" ]; then
-  echo "Couldn't fetch OCSFolderInfoURL value, aborting" >&2
-  exit 1
-fi
-
-read -p "Username ($defaultusername): " username
-read -p "Hostname ($defaulthostname): " hostname
-read -p "Database ($defaultdatabase): " database
-
-if [ -z "$username" ]
-then
-  username=$defaultusername
-fi
-if [ -z "$hostname" ]
-then
-  hostname=$defaulthostname
-fi
-if [ -z "$database" ]
-then
-  database=$defaultdatabase
-fi
-
-sqlscript=""
-
-function adjustSchema() {
-    oldIFS="$IFS"
-    IFS=" "
-    part1="`echo -e \"ALTER TABLE $table ALTER COLUMN c_partstates TYPE TEXT;\\n\"`";
-    part2="`echo -e \"ALTER TABLE $table ADD COLUMN c_description TEXT;\\n\"`";
-    sqlscript="$sqlscript$part1$part2"
-    IFS="$oldIFS"
-}
-
-echo "Converting c_partstates from VARCHAR(255) to mediumtext in calendar quick tables" >&2
-echo "Adding c_description column as mediumtext in calendar quick tables" >&2
-tables=`psql -t -U $username -h $hostname $database -c "select split_part(c_quick_location, '/', 5) from $indextable where c_path3 = 'Calendar';"`
-
-for table in $tables;
-do
-  adjustSchema
-done
-
-echo "$sqlscript" | psql -q -e -U $username -h $hostname $database