Update config and allow localhost

[laozhoubuluo]

Problem

1 Config version lower than upstream.
2. Fix CSV import fails.

Solution

1 Update config to upstream latest version.
2. allow localhost to fix CSV importing.

Resolve: #2 #5

PR Status

• Code finished and ready to be reviewed/tested
• The fix/enhancement were manually tested (if applicable)

Automatic tests

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[laozhoubuluo]

Need YunoHost to help confirm whether we can only request Firefish itself after allow 127.0.0.1 and there will be no SSRF security issues.