Merge pull request #3423 from projectblacklight/osd-style-import

Remove copy of openseadragon-rails styles

Author: corylown

app/assets/stylesheets/spotlight/_spotlight.scss

@@ -35,7 +35,6 @@
 @import "utilities";
 @import "view_larger";
 @import "accessibility";
-@import "openseadragon"; // Copied from openseadragon-rails gem
 @import "autocomplete";