add user list
finish functionality to store closedQuestion image in database
finish functionality to store closedAnswer image in database
add missing log with info level in all methods of BO classes
images preview works but after displaying image layout looks ugly - after specifing how images preview should be done it should be fixed
fix images display in closedQuestion preview for question and answers
images for answers does not shown when question have not an image
change display option in line in code (tabel td) - move to popovers activated on hover the glyphicon-picture