Added goods names to the english translation.
Added also captions for land tiles.
Merge remote-tracking branch 'gecube/master'
Replaced sprintf_s with snprintf as it's not portable and introduces a
compilation error on Linux.
The functions are apparently equivalent.
Merge pull request #41 from andreibranescu/master

snprintf fix
changes from dalerank with fixes to gcc
Add specific pathfinding for immigrant/emigrant based on A* alg. Need more depth test. Fix double function call LandOverlay::destroy() on clearLand. Now that removing construction call LandOverlay::deleteLater().
Prefect move into oc3_buildingprefect.hpp/cpp
Emigration move into oc3_cityservice_emigrant.hpp/cpp
filenames fixed
Now now employment of workers works.