1.7.10 docs [Low priority]

[mysticdrew]

1.7.10-5.1.4p2

Is still heavily used, even more so now that the big gregtech new horizons (GTNH) pack is gaining popularity. So we should add some documentation for 5.1.4p2. Most of this documentation should be on jourenymap.info, but images will probably need to be added.