http://wiki.bitcomet.com/bitcomet_installation_guide_for_linux 根据步骤添加了libfuse2和libwebkit2gtk-4.0，使用命令./BitComet-2.7.0-x86_64.AppImage安装时提示-bash: ./BitComet-2.7.0-x86_64.AppImage: cannot execute binary file: Exec format error，系统64位
