ref #8147 Code cleanup
ref #8147 Enable "Finish" only if any data is present
ref #8147 Store representation if only plural is set
fix #8162 adapt terms to new package structure in TaxEditor
ref #6190 removing svn property place holder in first line of code - java files
#4018: don't allow to finish, if no language is selected, quick fix
add multilanguage support for terms