Parse output defindex and output quality in `parseString`

`parseString` does not parse output quality and output defindex for killstreak fabricators
name: `Specialized Killstreak Atomizer Kit Fabricator`
output: 
```json
{
  "name": "Specialized Killstreak Kit Fabricator",
  "craftable": true,
  "quality": 6,
  "killstreak": 2,
  "defindex": 20002,
  "target": "Atomizer",
  "targetDefindex": 450
}
```