Merge remote-tracking branch 'refs/remotes/origin/przeszkoda'

# Conflicts:
#	CMakeLists.txt
#	main.cpp

CMakeLists.txt

@@ -16,7 +16,10 @@ add_executable(LotoStatek main.cpp
         sources/Background.cpp
         headers/AudioManager.h
         sources/AudioManager.cpp
-)
+        sources/Bullet.cpp
+        headers/Meteor.h
+        sources/Meteor.cpp
+        headers/RandomNumberGenerator.h)
 
 if(WIN32)
     set(SFML_ROOT "${CMAKE_SOURCE_DIR}/SFML")