David Taylor a3b47c1dd1 FEATURE: Allow string theme settings to display with multiple lines ...

To use, add `textarea: true` to the theme settings.yml. For example:

```
my_setting:
  default: "some string"
  textarea: true
```

2019-02-05 14:14:53 +00:00

..

invalid_settings.yaml

…

valid_settings.yaml

FEATURE: Allow string theme settings to display with multiple lines

2019-02-05 14:14:53 +00:00