Add support to crop image field.
Merge branch 'SCHOLAR-3.x' into 1426-crop-image-field
Merge branch 'SCHOLAR-3.x' into 1426-crop-image-field
Merge branch '1426-crop-image-field' of github.com:openscholar/openscholar into 1426-crop-image-field
Merge branch 'SCHOLAR-3.x' into 1426-crop-image-field
Merge pull request #2899 from openscholar/1426-crop-image-field

Add support to crop image field.