Some minor updates

RestConnection.inc

@@ -41,7 +41,11 @@ class RestConnection {
    */
   public $repository = NULL;
 
-  function RestConnection($user) {
+  function RestConnection($user = NULL) {
+    if(!isset($user)) {
+      global $user;
+    }
+    
     if(!isset($user) || $user->uid == 0){
       $user_string = 'anonymous';
       $pass_string = 'anonymous';

includes/islandora.ingest.inc

@@ -12,7 +12,7 @@ function islandora_ingest_get_object($content_models, $collection_pid, $relation
   global $user;
   $connection = new RestConnection($user);
   $object = $connection->repository->constructObject($namespace);
-  foreach($content_models as $contentmodel) {
+  foreach($content_models as $content_model) {
     $object->relationships->add(FEDORA_MODEL_URI, 'hasModel', $content_model);
   }
   $object->relationships->add($relationship['uri'], $relationship['value'], $collection_pid);