This commit was automatically generated from http://translations.colobot.info/
(actually, this is just a manual test commit with some Polish translations :p)
* localename library is now used to determine the actual locale used
* added patched version of FindGettext.cmake to fix
installation path of translation files
* targets are now created in top-level build directory
* more things are now configured through CMake options
* changed debug build detection from NDEBUG to DEV_BUILD
* moved po and desktop directories
* moved last unit test out of src directory