#2414: Print site title as alt text of site logo.
#2414: Add preprocess to properly render alt and title attributes on images.
#2414: Add alt and title attributes to shield.
#2414: Use correct fields for alt and title in Attached Files formatter
#2414: Default alt and title for images in field_photo or field_upload.
Merge pull request #2464 from openscholar/2414-alt_attr_on_all_images

alt attr on all images