put a folder named "items" with the english named item sprites (tbd if we change to a more sane filename format)
bring your own files, it's like 45 MB so not distributing with the EXE.
Decentralizes pocket injection logic from SysBotUI so that other auto-injectors can be passed in (future? like terrain/overworld items).
Adds validation to not modify items if the pocket data doesn't have the expected layout.
Closes#47 by implementing things in a more abstract & extendable way. Thanks @jfmherokiller for the example implementation which served as an inspiration!
Decouple itemgrid, itemgrid editor, and item editor as separate user controls
Visualize items with fake icons based on item ID and values
Paged editing for large arrays
add fallback for people wanting old editor (hold control when clicking Edit Items from main editor window)
