install_update_dovecot-2.4.sh: fix error writing (mysql) 'auth-sql.conf.ext' file.

README.install

@@ -58,7 +58,7 @@
    -  create configuration file 'install_update_dovecot.conf'
          cp -a conf install_update_dovecot.conf.sample install_update_dovecot.conf
    - adjust configuration file 'install_update_dovecot.conf' to your needs
-   - run script 'install_update_dovecot.sh'
+   - run script 'install_update_dovecot-2.4.sh' # the old one was: 'install_update_dovecot.sh'
 
    Note:
       Maybe you have to finish installing postfixadmin, i.e creating admin account(s).

install_postfixadmin.sh

@@ -2496,7 +2496,7 @@ fi
 ## -    $CONF['show_undeliverable']='NO';
 ## -    $CONF['show_popimap']='NO';
 ## -
-## -    $CONF['used_quotas'] = 'YES';
+## -    $CONF['used_quotas'] = 'NO';
 ## -    $CONF['new_quota_table'] = 'YES';
 ## -
 echononl "\tAdjust Postfix Admin's Configuration - Part 5"
@@ -2528,7 +2528,7 @@ perl -i -n -p -e "s#^(\s*\\\$CONF\['show_undeliverable'\]\s*=.*)#//!\1\n\\\$CONF
   $pfa_conf_file >> $log_file 2>&1 || _failed=true 
 perl -i -n -p -e "s#^(\s*\\\$CONF\['show_popimap'\]\s*=.*)#//!\1\n\\\$CONF['show_popimap'] = 'NO';#" \
   $pfa_conf_file >> $log_file 2>&1 || _failed=true 
-perl -i -n -p -e "s#^(\s*\\\$CONF\['used_quotas'\]\s*=.*)#//!\1\n\\\$CONF['used_quotas'] = 'YES';#" \
+perl -i -n -p -e "s#^(\s*\\\$CONF\['used_quotas'\]\s*=.*)#//!\1\n\\\$CONF['used_quotas'] = 'NO';#" \
   $pfa_conf_file >> $log_file 2>&1 || _failed=true 
 perl -i -n -p -e "s#^(\s*\\\$CONF\['new_quota_table'\]\s*=.*)#//!\1\n\\\$CONF['new_quota_table'] = 'YES';#" \
   $pfa_conf_file >> $log_file 2>&1 || _failed=true 

install_update_dovecot-2.4.sh

@@ -6562,7 +6562,7 @@ EOF
 
    elif [[ "$db_driver" = "mysql" ]]; then
 
-      read -r -d '' NEW_BLOCK <<'EOF'
+      read -r -d '' NEW_BLOCK <<EOF
 passdb sql {
 
    # Load SQL connection data