GNUmed 0.2.8.1 released

A few bugs have surfaced in the 0.2.8.0 released. We have released an update.

FIX: crash on setting Windows SetFocus() on dialogs in gm_show_*()
FIX: crash on passing identity to cDTO_Person.import_extra_data()
FIX: failure on PG server version checking on MacOSX (bootstrapper)
FIX: crash on MacOSX after clicking OK in Snellen config dialog
FIX: crash on missing slave personality
IMPROVE: do not crash on not being able to write to the config file
IMPROVE: touch user config file so it exists when needed