public function getNeighbors($id)
 {
     putenv("TMPDIR=/seniortmp");
     $neo = new Neo4JConnector('default', 'http', 'localhost', 7474, 'neo4j', 'aiscu');
     $selectedNode = Input::get('node');
     return response()->json($neo->getNeighbors($id, $selectedNode));
 }