Migration of storage from json to SQLite

[h0tp-ftw]

Pros: consolidated file management, full encryption, MASSIVE I/O GAIN due to individual reads and modifications without having to redump full file (json).
Cons: harder for beginner devs, tough migration process.

To Do List

• Implement db management functions
• Consolidate my/mainpokemon, items and badges into db
• Modify all json functions to access db (for those above)
• Migration script to move json to sql
• Consolidate all other json's
• Modify ALL json functions accessing any user_files .json file
• Implement backup and sync functionality
• Consolidate config.obf into db

Fixes #291