dracut.conf.5.asc: remove duplicated install_items
dmsquash-live: force load squashfs kernel module

https://bugzilla.redhat.com/show_bug.cgi?id=922248
sosreport: mkdir /run/initramfs, if it does not exist yet
kernel-modules/module-setup.sh: install all host filesystem drivers

https://bugzilla.redhat.com/show_bug.cgi?id=922565
kernel-modules/module-setup.sh: don't fail hard on a missing module