added: application theme changer
added: jahoca.exe launcher for windows
added: new library dependency: skinlf
added: groupping category for payments
bugfix: fixes in db selects
bugfix: fixes in translations
bugfix: duplicity for people and commodity names wasn’t checked per user
changed: structure of application database
changed: more information in operation detail dialog (after double click on operation row)
changed: more detailed and synoptic charts (summaries) in multiple categories
changed: updated libraries: forms, itext, jcommon, javaexcelapi, jfreechart