luci-app-firewall: fix some strings

i18n refresh

Signed-off-by: Paul Donald <newtwen+github@gmail.com>

applications/luci-app-firewall/htdocs/luci-static/resources/view/firewall/rules.js

@@ -171,7 +171,7 @@ return view.extend({
 		    m, s, o;
 
 		m = new form.Map('firewall', _('Firewall - Traffic Rules'),
-			_('Traffic rules define policies for packets traveling between different zones, for example to reject traffic between certain hosts or to open WAN ports on the router.'));
+			_('Traffic rules define policies for packets travelling between different zones, for example to reject traffic between certain hosts or to open WAN ports on the router.'));
 
 		s = m.section(form.GridSection, 'rule', _('Traffic Rules'));
 		s.addremove = true;

applications/luci-app-firewall/htdocs/luci-static/resources/view/firewall/zones.js

@@ -74,7 +74,7 @@ return view.extend({
 
 		if (L.hasSystemFeature('offloading')) {
 			s = m.section(form.TypedSection, 'defaults', _('Routing/NAT Offloading'),
-				_('Experimental feature. Not fully compatible with QoS/SQM.'));
+				_('Not fully compatible with QoS/SQM.'));
 
 			s.anonymous = true;
 			s.addremove = false;