Registry sync v2 - Item

[thecatcore]

What does this module do:

• Register vanilla Item registry into Registry sync v2 system
• Set item translation key from identifier when registering it
• [NEW] Fix item models not being associated with the right item after registry was remapped
• [NEW] For 1.7.10, provide a transitive access widener for the method getFromId, allowing devs to set texture location more easily.