_listFeatureLevels: merge without duplicates when both level=* repeat_on=*
Closes #19 (closed)
Levels are lvl1 (level=*) concatenated with elements from lvl2 (repeat_on=*) not already in lvl1.
Edited by Adrien Pavie
Closes #19 (closed)
Levels are lvl1 (level=*) concatenated with elements from lvl2 (repeat_on=*) not already in lvl1.