Revert "fix color of bootswatchlet in moz, closes #275"

This reverts commit 86adab03014f1b62e6153308403e66bebfddeb29.
Revert "Revert "fix color of bootswatchlet in moz, closes #275""

This reverts commit 709c435c1474a8541a609234d264140bfa215f5c.