#792 Force migration of SQLite when necessary (#1371)

- Detect if a migration is necessary
- Create a backup
- Perform the migration

src/main/resources/plugin.yml

@@ -173,7 +173,6 @@ permissions:
       authme.debug.group: true
       authme.debug.limbo: true
       authme.debug.mail: true
-      authme.debug.migratesqlite: true
       authme.debug.mysqldef: true
       authme.debug.perm: true
       authme.debug.spawn: true
@@ -197,9 +196,6 @@ permissions:
   authme.debug.mail:
     description: Permission to use the test email sender.
     default: op
-  authme.debug.migratesqlite:
-    description: Permission to perform a migration of SQLite.
-    default: op
   authme.debug.mysqldef:
     description: Permission to change nullable status of MySQL columns.
     default: op