use opacity to indicate thawing. not totally happy w/ effect, but argument was made to indicate some progress towards thaw. drop "exit" since it really wasn't helpful, and not rendering tags, was more annoying than fun.

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)