[routegraph] Make application translatable, add German translation
[routegraph] Remove unnecessary debug output
[routegraph] Add menu shortcuts
[routegraph] Add menu items for zooming
[routegraph] Shift track element line by less than 1px to prevent drawing artifacts
[routegraph] Draw little arrows to indicate track segment direction
[routegraph] Remove some unnecessary code/includes
[routegraph] Update VC++ project
[routegraph] Add first release for Windows