@SuppressWarnings("unchecked")
    default T call(Runnable procedure) {
		procedure.run();
		return (T) this;
	}
Calls the specified {@link Runnable}. This method exists so that methods 
can operate on an object without breaking the flow.

@param procedure  the procedure to call
@return           a reference to this
common-parent/codegen/src/main/java/com/speedment/common/codegen/model/trait/HasCall.java