Ex Sartagine

* internal compatibility with other food mods (flour is now ore : foodFlour instead of dustFlour)

* changed how furnace extensions update. they now change block state to range_extended_lit

* visual update of range extensions (black behind bars when unlit)

* fixes undetected block updates to light pan,pot or smelter.

* fixes data loss from main furnace block and losing the connected range-extensions

* it is HIGHLY recomended, after installing this update, that any previous ranges must be broken en replaced to ensure reconnecting furnaces correctly saving !