add addlxc-fedora-20.sh.
enable to install qemu-kvm.
allow /dev/loop.
add "devices.allow = b/c".
remove unnecessary cgroup params.
allow fuse/hpet.
replace chroot with lxc-attach.
allow control/dm-X.
make /dev/loopX and /dev/dm-X in target.
reinstall iputils to run ping as normal user.
remove syncing /lib/modules.
Merge pull request #132 from wakameci/addlxc-fedora-20.sh

Addlxc fedora 20.sh