Fix long uploaded file names in drop
Dropzone Dates are now required
Fixbug 161897: send correct drop to log event
Fixbug 154311
Fixbug 159152
Merge branch 'release/candidate' into develop
Fixbug 159144. Small CSS
159150, 161610 - report drop or correction, front-end adaptation - admin capabilities to see report detailsand remove report
Added link between forum and dropzone
Merge from release-candidate
Merge branch 'develop' into release/candidate

* develop:
  Added link between forum and dropzone
  159150, 161610 - report drop or correction, front-end adaptation - admin capabilities to see report detailsand remove report
  Fixbug 159144. Small CSS
  Fixbug 159152
  Fixbug 154311
  Fixbug 161897: send correct drop to log event
  Dropzone Dates are now required
  Fix long uploaded file names in drop