Properly add the question mark sign in the drag-n-drop file upload in publications.
Fix theme path.
Improve html markup location.
Merge branch '5821-amitai' of github.com:openscholar/openscholar into 5821-amitai
Merge pull request #5935 from openscholar/5821-amitai

Properly add the question mark sign in the drag-n-drop file upload in publications