Iron nails

Iron nails is an item which can be crafted at the Forge with a single Iron ingot which yields 10x nails each.
Like Bronze nails (and unlike Scrap iron or iron ingots) they can be brought through portals.
==Usage==
*Building:
**Armor stand
**Darkwood chair
**Dragon bed
**Long heavy table
**Longship
**Raven throne
**Round table
**Spinning wheel
**Windmill
fr:Clous en fer
cs:Železné hřebíky
ru:Железные гвозди