Changes of version 2.4

Release 2.4 from 21. May '11

reads and writes CoPilot 8 (*.trp) files
reads and writes Opel Navi 600/900 (*.poi) files
adds Czech and Slovakian localization
allows to drag and drop positions in the position list
displays time data in the default time zone of the users machine
duplicates the first position for Navigon Mobile Navigator and CoPilot routes
adds a confirmation dialog before deleting categories
opens a dialog when adding information to positions takes a long time
uses a pointer as the mouse pointer on the map
uses digits for the elevation axis of the elevation profile
fixes the display of maximized windows if the task bar is not at the bottom
fixes reading data from URLs
fixes copying positions from a position list to a newly created position list failed if the file format is not GPX
fixes the misleading error message when a user tries to register with an already existing name
fixes links in about dialog under Linux
fixes files read from root if their path was relative under Linux
tries to make the map work on all major 32- and 64-bit Linux distributions
tries to work around a Mac OS X bug where multi selection fails in a file chooser