#541 - Exammarks-single record:show & edit revised
#541 - Exammarks - New/create (revised-use of redirect to edit page: for marks entry instead of update partial) + Destroy(revised authorization)
#541 - Exammarks - Edit & Show (marks for template added)
Merge pull request #288 from Nurhashimah/master

#541 - Exammarks-single record:show & edit revised