+ in case of 404 error, error is not forwarded to error action bean, it is raised to default 404 page. so that url will be the same as user entered.
+ 404 error is raised when vocab is not found
Refs: #17775
+ 6 test steps added to VocabularyFolderActionBeanTest.java for cases when vocabulary found and not found (test data: seed-vocabularycsv.xml)
+ Code format and minor updates
Refs: #17775
Merge branch 'master' of https://github.com/eea/eionet.datadict