performance improvement in AbstractBeanProcessor.getMergedExcludes(), avoids the merging of the collection each time the processBean() method is called, this can take place several 10 thousand times for one request - contributes to #4925
performance improvement in AbstractBeanProcessor.getMergedExcludes(), avoids the merging of the collection each time the processBean() method is called, this can take place several 10 thousand times for one request - contributes to #4925