Fix zoom button being replaced by thumbnail
Fix zoom button being replaced by thumbnail

taniarv/spree_product_zoom,vinzloh/spree_product_zoom,bpuklich/spree_product_zoom,taniarv/spree_product_zoom,vinzloh/spree_product_hover_zoom,radarseesradar/spree_product_zoom,quentinuys/spree_product_zoom,bpuklich/spree_product_zoom,vinzloh/spree_product_zoom,quentinuys/spree_product_zoom,radarseesradar/spree_product_zoom,vinzloh/spree_product_hover_zoom,spree-contrib/spree_product_zoom,vinzloh/spree_product_zoom,quentinuys/spree_product_zoom,spree-contrib/spree_product_zoom,bpuklich/spree_product_zoom,vinzloh/spree_product_hover_zoom,spree-contrib/spree_product_zoom,taniarv/spree_product_zoom,radarseesradar/spree_product_zoom