move TestTamplateSubject and TestTemplateSuffix as modelAttribute in all views
improve the view of the userExam alreadyFinished
add ajaxLoader to the app
improve view of UserExam activeNow:
- add AJAX loader to inform user that data are loding
- separate answers using hr line
- make subbmit button invisible when question is not loaded
- add fadeIn and fadeOut effect
bug detected: after subbmiting first form with file in, every next form with file field even not filled was subbmited as it would have a image in
fix incorrect check of existence MultipartFile
was: multipart != null but it should be !multipart.isEmpty
add class clickable which uses cursor pointer
add lightbox plugin to project to display a small thumbnail and enlarge it after click

look at:
http://lokeshdhakar.com/projects/lightbox2/
https://github.com/lokesh/lightbox2
add to UserExam activeNow view possibility to display images in question and answers (initially as small thumbnail and after click enlarged version)
adjust layout to handle version with images or without them