removed unnecessary classes - fixed 1px gap in btn-groups - fixes #832
removed unnecessary classes - fixed 1px gap in btn-groups - fixes #832

azavea/nyc-trees,RickMohr/nyc-trees,maurizi/nyc-trees,RickMohr/nyc-trees,maurizi/nyc-trees,kdeloach/nyc-trees,RickMohr/nyc-trees,azavea/nyc-trees,kdeloach/nyc-trees,kdeloach/nyc-trees,RickMohr/nyc-trees,kdeloach/nyc-trees,maurizi/nyc-trees,maurizi/nyc-trees,azavea/nyc-trees,azavea/nyc-trees,azavea/nyc-trees,kdeloach/nyc-trees