Flying portal balls now spawn a few spark effects This has been adapted from PortalEffects from HedgeEditor. HedgeEditor already included such effects for some reason, so they have been removed as redundant.

if(WIN32 AND NOT UNIX)
    file(GLOB DLLs *.dll)
    file(GLOB ICOs *.ico)

    install(FILES
        ${DLLs}
        ${ICOs}
        DESTINATION ${target_library_install_dir})
endif(WIN32 AND NOT UNIX)