Imported Upstream version 5.1.2.1
Merge tag 'upstream/5.1.2.1'

Upstream version 5.1.2.1

# gpg: Unterschrift vom Mo 07 Jan 2013 18:57:39 CET mittels DSA-Schlüssel ID 379CBFCD
# gpg: Korrekte Unterschrift von "Jochen Sprickerhof <launchpad@jochen.sprickerhof.de>"
# gpg:                     alias "Jochen Sprickerhof <jochen@sprickerhof.de>"
Updated patches to new upstream version

patches dropped:
0002-Changed-25Hz-support-to-5_1-since-5_1_6-works-good.patch
0003-Don-t-try-to-register-callback-for-a-5.0-device.patch

patches moved and redone based on
https://github.com/rbrusu/Sensor/commit/78693eb4fa8828a8af3d81d86ea0992d5e41c465
0005-Add-support-for-vendor-id-in-Enumerate-USB-devices.patch ->
0002-Add-support-for-vendor-id-in-Enumerate-USB-devices.patch
0006-Add-support-for-XN-sensor-version-2.patch ->
0003-Add-support-for-XN-sensor-version-2.patch
0007-Add-support-for-Kinect-product-id.patch ->
0004-Add-support-for-Kinect-product-id.patch

new patches:
0017-Set-UsbInterface-to-0.patch (taken from
https://github.com/rbrusu/Sensor/commit/beaaefddf0adf2f1049538ee20c63ee37c4594cb)
0018-Add-support-for-Kinect-4-Windows-sensors.patch (taken from
https://github.com/rbrusu/Sensor/commit/0ea4c3d766b6e97507169854a170ef68a5d39fc7)
added new udev rules for the latest PrimeSense sensors and Kinect 4

taken from
https://github.com/rbrusu/Sensor/commit/abcb5873216edc6cffaf1408e8ec23c1c77ff46e
Remove superfluous clean in debian/rules
Bump SONAME
Update changelog for 5.1.2.1-1 release