Allow changing the database to which the driver is connected to.

[michael-simons]

See

neo4j-jdbc/neo4j-jdbc/src/main/java/org/neo4j/jdbc/ConnectionImpl.java

Line 318 in 1c1562b

public void setCatalog(String catalog) throws SQLException {

Right now this is due to restriction in the bolt code taken over from the driver and should change the moment we are using the dedicated bolt API.