0.5.0a

• Monitoring-pool and regular pool are separated (rcon).
• Add option rcon.timeout L-Shop config file.
• Now when a user is deleted, the payments associated with him are also deleted.
• The length of the Extra line of the item is now truncated so as not to occupy the entire table.
• Now, if the account is temporarily frozen, the user sees a message about this in the launcher.
• Add ability to get user UUID.
• Update tests.
• Add some comments.
• Fixed bug.