private String stripDirs(String filename) {
        int pos = filename.lastIndexOf('/');
        if (pos != -1) {
            return filename.substring(pos + 1);
        }
        return filename;
    }
Class wrapping parsing of schema files and holding a collection of
schemas in the intermediate format.

@author arnej27959
config-model/src/main/java/com/yahoo/schema/parser/IntermediateCollection.java