remove borders from Item thumbnails

Created by: whunter

Re-style thumbnail images to have no border.

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JIRA Ticket: (https://webapps.es.vt.edu/jira/browse/LIBTD-1463) ()

What does this Pull Request do? ()

Removes border from thumbnail images. It's a very, very minor change.

What's the changes? ()

Removes border from thumbnail images. It's a very, very minor change.

Example: Changes thumbnails from this:

To this:

How should this be tested?

• Create a performance or composition
• Add one or more images
• Ensure that the thumbnails in the items section do not have borders

Additional Notes:

• branch: search_img_edit

In development mode, the modification works as expected.

Created by: whunter

@shabububu I added that file extension so it should work in Production now. (fingers crossed)