Merge branch 'develop-next' into HEAD

Merging feature/multilingual-phase-ii

Conflicts:
	include/class.config.php
	include/class.dynamic_forms.php
	include/class.forms.php
	include/class.ticket.php
	include/staff/dynamic-list.inc.php
	include/staff/dynamic-lists.inc.php
	include/staff/filter.inc.php
	include/staff/helptopic.inc.php
	include/staff/settings-tickets.inc.php
	include/staff/templates/list-item-properties.tmpl.php
	include/staff/ticket-view.inc.php
	scp/lists.php
	scp/tickets.php