Add support for Kodak Patch Code

[chrikrah]

https://en.wikipedia.org/wiki/Patch_Code

[chrikrah]

This would be fairly useful in enterprise document imaging.

[terryburton]

You can currently construct these using the raw encoder with the following data inputs:

2121111 : Patch 1
2111112 : Patch 2
2111211 : Patch 3
1121211 : Patch 4
1121112 : Patch 5 ("T")
1111212 : Patch 6

[terryburton]

Specification here: http://www.alliancegroup.co.uk/downloads/patch-codes.pdf