configure
Configures target with configureClosure, via the Configurable interface if necessary.
If target does not implement Configurable interface, it is set as the delegate of a clone of configureClosure with a resolve strategy of DELEGATE_FIRST.
If target does implement the Configurable interface, the configureClosure will be passed to delegate's configure method.
Return
The delegate param
Parameters
configure
The configuration closure
target
The object to be configured