Updated the type hint for the $params argument in encrypt and decrypt methods to ?array, allowing null values. This improves compatibility with optional parameters.
- fixes missing () from num_rows in authenticate user function
- removes passwordhash library in favor of built in PHP password_hash
and password_verify functions
- uppercase all class filenames
- add new CLI error templates, move HTML error templates
- update mimes file to latest version
- update routes to latest version
