bugfix hidechanges param

dbrepo-somapper/data/evaluation/column_names_wo_units/air_quality2/air_quality2_unit_measure_Direct.csv

-First,Five Percent,Ten Percent,Cover Percentage,Total Entities,Correct Ontology,Clicks per Entity,Total User Clicks for Entity
-0.0,0.333,0.0,0.333,6,0,7.2727272727272725,80

dbrepo-somapper/data/evaluation/column_names_wo_units/car1/car1_unit_measure_Indirect.csv

-First,Five Percent,Ten Percent,Cover Percentage,Total Entities,Correct Ontology,Clicks per Entity,Total User Clicks for Entity
-0.0,0.75,0.0,0.75,4,0,3.4444444444444446,31