Enhance - Display text on app_defaults (#2645)

enable display_type on domains (and therefore app_defaults)
capture the output of app_defaults
format if statements to project preference
use more generic label display for results reducing number of translations required
change upgrade.php to use the more consistent $display_type

resources/classes/domains.php

@@ -30,6 +30,7 @@ if (!class_exists('domains')) {
 
 		//define variables
 		public $db;
+		public $display_type;
 
 		//class constructor
 		public function __construct() {
@@ -344,6 +345,7 @@ if (!class_exists('domains')) {
 
 					//get the list of installed apps from the core and mod directories and execute the php code in app_defaults.php
 						$default_list = glob($_SERVER["DOCUMENT_ROOT"] . PROJECT_PATH . "/*/*/app_defaults.php");
+						$display_type = $this->display_type;
 						foreach ($default_list as &$default_path) {
 							include($default_path);
 						}