ubuntu 15.04好用吗

[Mounting, checking, etc. of internal drives]Identity=unix-group:admin;unix-group:sudoAction=org.freedesktop.udisks.filesystem-*;org.freedesktop.udisks.drive-ata-smart*;org.freedesktop.udisks2.filesystem-mount-system;org.freedesktop.udisks2.encrypted-unlock-system;org.freedesktop.udisks2.filesystem-fstab;ResultActive=yes[Change CPU Frequency scaling]Identity=unix-group:admin;unix-group:sudoAction=org.gnome.cpufreqselectorResultActive=yes[Setting the clock]Identity=unix-group:admin;unix-group:sudoAction=org.gnome.clockapplet.mechanism.*;org.gnome.controlcenter.datetime.configure;org.kde.kcontrol.kcmclock.save;org.freedesktop.timedate1.set-time;org.freedesktop.timedate1.set-timezone;org.freedesktop.timedate1.set-local-rtc;org.freedesktop.timedate1.set-ntp;com.canonical.controlcenter.datetime.configure;ResultActive=yes[Adding or changing system-wide NetworkManager connections]Identity=unix-group:admin;unix-group:sudoAction=org.freedesktop.NetworkManager.settings.modify.systemResultActive=yes[Update already installed software]Identity=unix-group:admin;unix-group:sudoAction=org.debian.apt.upgrade-packagesResultActive=yes[usb-creator]Identity=unix-group:admin;unix-group:sudoAction=com.ubuntu.usbcreator.mount;com.ubuntu.usbcreator.imageResultActive=yes[Printer administration]Identity=unix-group:lpadmin;unix-group:admin;unix-group:sudoAction=org.opensuse.cupspkhelper.mechanism.*ResultActive=yes[Disable hibernate by default in upower]Identity=unix-user:*Action=org.freedesktop.upower.hibernateResultActive=no[Disable hibernate by default in logind]Identity=unix-user:*Action=org.freedesktop.login1.hibernateResultActive=no[Modify error reporting settings]Identity=unix-group:admin;unix-group:sudoAction=com.ubuntu.whoopsiepreferences.changeResultActive=yes