Changes

<p>In the query mode of the [[Language Bindings|bindings]], a query can be send sent to the server and executedin an iterative manner. For this , you have need to call the <code>query()</code> functionof the <code>Session</code> with your defined query. This will return a query object,which comes with an a forward-only iterator to get each result of the query.Furthermore it is possible to bind , variables can be bound to the query using the <code>bind()</code> function