fix: SchematicMetadata to not depend upon Litematica (Server Side)
fix: legacy placements.json file loading (File not found error)
feat: add /syncmatica load command for loading orphaned syncmatic files.
fix & update most File system calls into Java NIO / Path system
feat: add DISPLAY_NAME Feature to save the file name / display name of the litematic separately. This fixes various file saving / load problems from before.
addresses some of the game exit / re-log network and file loading issues by doing the above changes.