Add additional appx presence checks

shared/main.php

@@ -16,7 +16,7 @@ limitations under the License.
 */
 
 function uupApiVersion() {
-    return '1.46.0';
+    return '1.47.0';
 }
 
 require_once dirname(__FILE__).'/auths.php';

shared/utils.php

@@ -199,3 +199,7 @@ function getAllowedFlags() {
 
     return $flags;
 }
+
+function uupAreAppxPresent($genPack) {
+    return isset($genPack['neutral']['APP']);
+}