@Override
    public boolean equals(final Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        final PipelineElementType that = (PipelineElementType) o;
        return type.equals(that.type);
    }
Add this type to elements that we want to appear in the pipeline tree in
stepping mode.
stroom-core-shared/src/main/java/stroom/pipeline/shared/data/PipelineElementType.java