OpenGOO silent quit if use unspecified command line options.

[slyshykO]

log output: 12:35:11.863 - - Loading share data... [src\og_world.cpp:49] 12:35:11.863 - - material file [src\og_world.cpp:139] 12:35:11.864 - - resources file [src\og_world.cpp:151] 12:35:11.865 - - effects file [src\og_world.cpp:113] 12:35:11.872 - - text file [src\og_world.cpp:184] 12:35:11.873 - - Loading ... [src\og_world.cpp:74] 12:35:11.873 - - level file [src\og_world.cpp:125] 12:35:11.874 - - File ./res/levels/wrong_opt/wrong_opt.level.xml not found [src\og_world.cpp:106] 12:35:12.356 - - Clear world [src\opengoo.cpp:171] 12:35:12.357 - - Clear buttons [src\og_world.cpp:227] 12:35:12.357 - - Clear sprites [src\og_world.cpp:231] 12:35:12.357 - - Clear cameras [src\og_world.cpp:235] 12:35:12.357 - - Clear level [src\og_world.cpp:239] 12:35:12.357 - - Clear scene [src\og_world.cpp:245] 12:35:12.357 - - Clear resources [src\og_world.cpp:251] 12:35:12.357 - - Clear text [src\og_world.cpp:257] 12:35:12.357 - - Clear share data [src\og_world.cpp:36]