Imran Iqbal c9a4fc7654
ci(yamllint): add rule empty-values & use new yaml-files setting
* Semi-automated using https://github.com/myii/ssf-formula/pull/27
* Fix errors shown below:

```bash
postfix-formula$ yamllint -s .
./pillar.example
  92:15     error    empty value in block mapping  (empty-values)
```
2019-09-10 22:37:55 +01:00
2019-09-01 11:34:47 +00:00
2019-09-01 11:34:47 +00:00
2019-09-01 11:34:47 +00:00
2019-09-01 11:34:47 +00:00
2015-05-07 13:45:46 -04:00
Description
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