v2_03_13
gitignore: Update for in-place build.
udev: rules: add comments explaining subsystem-specific rules
udev: remove unsupported OPTIONS+="event_timeout" rule
add copyright lines
udev: also create /dev/disk/by-part{label,uuid} and gpt-auto-root symlinks
udev rule: remove lvmetad comments
udev: udev rules cleanup
udev: 69-dm-lvm-metad.rules is still needed