use external libs more consistently
scrap openalbridge in favour of sdl_mixer (once again)
removed many double free crashes
added Tiy's graphics and pause the game when popover appears
+ − glob:CMakeCache.txt
+ − glob:CMakeFiles
+ − glob:moc_*.cxx
+ − glob:qrc_*.cxx
+ − glob:*.o
+ − glob:Makefile
+ − glob:bin
+ − glob:*.hi
+ − glob:*.*~
+ − glob:*.core
+ − glob:hedgewars/config.inc
+ − glob:cmake_install.cmake
+ − glob:QTfrontend/hwconsts.cpp
+ − glob:CPackConfig.cmake
+ − glob:CPackSourceConfig.cmake
+ − glob:tools/cmake_uninstall.cmake
+ − glob:install_manifest.txt
+ − glob:.DS_Store
+ − glob:*.swp
+ − glob:*.orig
+ − glob:*.diff
+ − glob:project_files/HedgewarsMobile/Data/
+ − glob:project_files/HedgewarsMobile/build/
+ − glob:project_files/HedgewarsMobile/Hedgewars.xcodeproj/vittorio.*