No longer override vanilla items.

No longer override vanilla items.
Changed TFC recipes to match.
Moved TFC Foods to their own creative tab to avoid confusion with vanilla food items.
Added some OreDict work.
Changed the TFC workbench, the first time it is crafted it will be consumed to increase the player's crafting grid. Any workbenches crafted after this will be placeable as decoration or usable in mod recipes (OreDict for workbench added)