Collections broke ping.

Since the collection API has changed to accomodate new versions of PHP,
ping has broken.

bin/models/authapp.php

@@ -2,6 +2,7 @@
 
 use auth\Context;
 use connection\AuthModel;
+use spitfire\collection\Collection;
 use spitfire\Model;
 use spitfire\storage\database\Schema;
 
@@ -54,7 +55,7 @@ public function definitions(Schema $schema)
 		$schema->appID->setUnique(true);
 	}
 
-	public function canAccess($app, $user, $context)
+	public function canAccess($app, $user, Collection $context)
 	{
 
 		$db = $this->getTable()->getDb();
@@ -100,7 +101,7 @@ public function canAccess($app, $user, $context)
 				return $c;
 			}
 			return $e;
-		}, $result->rewind());
+		}, $result->first());
 
 		return $_r? $_r->state : AuthModel::STATE_PENDING;
 	}

spitfire/io/session/FileSessionHandler.php

@@ -92,14 +92,14 @@ public function read($__garbage) : string|false
 		//The system can only read the first 8MB of the session.
 		//We do hardcode to improve the performance since PHP will stop at EOF
 		fseek($this->getHandle(), 0);
-		return $this->data = (string) fread($this->getHandle(), 8 * 1024 * 1024);
+		return $this->data = (string) fread($this->getHandle(), 4 * 1024 * 1024);
 	}
 
 	public function write($__garbage, $data) : bool
 	{
 		//If your session contains more than 8MB of data you're probably doing
 		//something wrong.
-		if (isset($data[8*1024*1024])) {
+		if (isset($data[4*1024*1024])) {
 			throw new PrivateException('Session length overflow', 171228);
 		}