initial articles feature

include/features.php

@@ -126,6 +126,15 @@ function get_features($filtered = true) {
 				feature_level('cards',1),
 			],
 
+			[
+				'articles',       
+				t('Articles'),          
+				t('Create interactive articles'),
+				false,
+				get_config('feature_lock','articles'),
+				feature_level('articles',1),
+			],
+
 			[
 				'nav_channel_select',  
 				t('Navigation Channel Select'), 

include/items.php

@@ -4309,6 +4309,8 @@ function webpage_to_namespace($webpage) {
 		$page_type = 'PDL';
 	elseif($webpage == ITEM_TYPE_CARD)
 		$page_type = 'CARD';
+	elseif($webpage == ITEM_TYPE_ARTICLE)
+		$page_type = 'ARTICLE';
 	elseif($webpage == ITEM_TYPE_DOC)
 		$page_type = 'docfile';
 	else