The coveralls package already has a dependency on coverage
and sets the boundary according to its support for the coverage library.
We should not duplicate this information.
Coverage remained the same at 99.905% when pulling 63b519646a0c6520f00e44bdb6839a9079e7c28c on marfgold1:patch-1 into 90f3a426e631e75be0be285e834ab89e5fe13584 on openwisp:master.
The coveralls package already has a dependency on coverage and sets the boundary according to its support for the coverage library. We should not duplicate this information.