Merge pull request #2793 from GPCsolutions/htmlfixes

htdocs/accountancy/admin/importaccounts.php

htdocs/accountancy/admin/index.php

htdocs/accountancy/class/html.formventilation.class.php

htdocs/adherents/card_subscriptions.php

htdocs/admin/agenda.php

htdocs/admin/boxes.php

htdocs/admin/events.php

htdocs/admin/facture.php

htdocs/admin/fichinter.php

htdocs/admin/ldap_contacts.php

htdocs/admin/ldap_groups.php

htdocs/admin/ldap_members.php

htdocs/admin/ldap_users.php

htdocs/admin/menus.php

htdocs/admin/menus/edit.php

htdocs/admin/sms.php

htdocs/admin/stock.php

htdocs/admin/syslog.php

htdocs/admin/tools/dolibarr_export.php

htdocs/admin/tools/purge.php