replace all occurrences of workingSet by descriptiveDataSet and fix some other compile errors after model change
refactor db preferences for specimen and observations
ref #6721: add life form, sex and kind of unit to derived unit details
ref #6927: add symbol to preferences of distribution editor
ref #6722: life form is available in fieldunit details
ref #6190 removing svn property place holder in first line of code - java files
merge-update of trunk and disabling GUI-Control separation
rename FieldObservation -> FieldUnit #3566