message: Make map areas use parseFile() instead of parseStream()
diff: @@ -31,18 +31,9 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.*/
  EU4World::mapAreas::mapAreas(const std::string& filename):
  areaToProvincesMapping()
  {
  - std::ifstream areasFile(filename);
  - if (!areasFile.is_open())
  - {
  - LOG(LogLevel::Error) << "Could not open " << filename;
  - exit(-1);
  - }
  -
  commonItems::parsingFunction areaFunction = std::bind(&EU4World::mapAreas::importArea, this, std::placeholders::_1, std::placeholders::_2);
  registerKeyword(std::regex("[\\w_]+"), areaFunction);
  - parseStream(areasFile);
  -
  - areasFile.close();
  + parseFile(filename);
  }
  