Bump version number to 0.6.0

Sponsored by:	Future Crew LLC

Add forgotten parent to hidraw udev device

Add ID_PATH to DRM devices

In create_drm_handler we add the PCI_ID udev property, but when using
PRIME offloading Xorg wants to check ID_PATH in
config_udev_odev_setup_attribs. This is necessary as part of the rube
goldberg auto configuration of Nvidia Optimus machines.

To get Xorg to play nice this change defines the ID_PATH property by
querying the busid specified for the DRI node in question. This is done
with the hw.dri.<cardnum>.busid sysctl. With this change we can define
dynamic configs in xorg.conf.d and have X automatically use nvidia-drm.

Bump version number to 0.5.0

Bump version

Bump version to prepare for new release

Bump version number