added config metadata for authpgsql plugin

lib/plugins/authpgsql/conf/metadata.php

+<?php
+
+$meta['server']           = array('string');
+$meta['port']             = array('numeric');
+$meta['user']             = array('string');
+$meta['password']         = array('password');
+$meta['database']         = array('string');
+$meta['debug']            = array('onoff');
+$meta['forwardClearPass'] = array('onoff');
+$meta['checkPass']        = array('');
+$meta['getUserInfo']      = array('');
+$meta['getGroups']        = array('');
+$meta['getUsers']         = array('');
+$meta['FilterLogin']      = array('string');
+$meta['FilterName']       = array('string');
+$meta['FilterEmail']      = array('string');
+$meta['FilterGroup']      = array('string');
+$meta['SortOrder']        = array('string');
+$meta['addUser']          = array('');
+$meta['addGroup']         = array('');
+$meta['addUserGroup']     = array('');
+$meta['delGroup']         = array('');
+$meta['getUserID']        = array('');
+$meta['delUser']          = array('');
+$meta['delUserRefs']      = array('');
+$meta['updateUser']       = array('string');
+$meta['UpdateLogin']      = array('string');
+$meta['UpdatePass']       = array('string');
+$meta['UpdateEmail']      = array('string');
+$meta['UpdateName']       = array('string');
+$meta['UpdateTarget']     = array('string');
+$meta['delUserGroup']     = array('');
+$meta['getGroupID']       = array('');
\ No newline at end of file

lib/plugins/authpgsql/lang/en/settings.php

+<?php
+
+$lang['server']           = 'Your PostgreSQL server';
+$lang['port']             = 'Your PostgreSQL server\'s port';
+$lang['user']             = 'PostreSQL user name';
+$lang['password']         = 'Password for above user';
+$lang['database']         = 'Database to use';
+$lang['debug']            = 'Display additional debug information';
+$lang['forwardClearPass'] = 'Pass user passwords as cleartext to the SQL statements below, instead of using the passcrypt option';
+$lang['checkPass']        = 'SQL statement for checking passwords';
+$lang['getUserInfo']      = 'SQL statement for retrieving user information';
+$lang['getGroups']        = 'SQL statement for retrieving a user\'s group memberships';
+$lang['getUsers']         = 'SQL statement to list all users';
+$lang['FilterLogin']      = 'SQL clause for filtering users by login name';
+$lang['FilterName']       = 'SQL clause for filtering users by full name';
+$lang['FilterEmail']      = 'SQL clause for filtering users by email address';
+$lang['FilterGroup']      = 'SQL clause for filtering users by group membership';
+$lang['SortOrder']        = 'SQL clause to sort users';
+$lang['addUser']          = 'SQL statement to add a new user';
+$lang['addGroup']         = 'SQL statement to add a new group';
+$lang['addUserGroup']     = 'SQL statment to add a user to an existing group';
+$lang['delGroup']         = 'SQL statement to remove a group';
+$lang['getUserID']        = 'SQL statement to get the primary ey of a user';
+$lang['delUser']          = 'SQL statement to delete a user';
+$lang['delUserRefs']      = 'SQL statement to remove a user from all groups';
+$lang['updateUser']       = 'SQL statement to update a user profile';
+$lang['UpdateLogin']      = 'Update clause for updating the user\'s login name';
+$lang['UpdatePass']       = 'Update clause for updating the user\'s password';
+$lang['UpdateEmail']      = 'Update clause for updating the user\'s email address';
+$lang['UpdateName']       = 'Update clause for updating the user\'s full name';
+$lang['UpdateTarget']     = 'Limit clause to identify the user when updating';
+$lang['delUserGroup']     = 'SQL statement to remove a user from a given group';
+$lang['getGroupID']       = 'SQL statement to get the primary key of a given group';