dryoma

I hate to admit it, but more and more I doubt this rule will be possible to implement. Particularly, after working on `operators-no-unspaced` and figuring out all those edge cases...

Let's remove it from the milestones list for now. I'll try to give it a thorough thought later again (or maybe someone else comes up with some good suggestion).

Possibly won't be needed to implement on the linter's side if [this](https://github.com/postcss/postcss-scss/issues/39) gets resolved.

Sorry, I decided to not proceeding with this until we decide on postcss-scss. So yes, totally fine with me to release with the current progress.

I think that checking a variable value is a more of job for a Sass compiler. As for the rule idea: SCSS-lint (sorry to bring it up again; can't help...

Done.

Cases in our code that will (presumably) benefit from a **fork** (i.e. additional checks won't be required): - `dollar-variable-no-missing interpolation`: [here](https://github.com/kristerkari/stylelint-scss/blob/366977a6367d0cfb5ce949c18d564689d60a029d/src/rules/dollar-variable-no-missing-interpolation/index.js#L120) nested groups namespace prop value (`margin: $var { ......

@evilebottnawi I have already done so, and even made a PR which was accepted, but modified. Long story short - it became even worse.

The [discussion](https://github.com/postcss/postcss-scss/issues/39), the [PR](https://github.com/postcss/postcss-scss/pull/40).

@evilebottnawi I describe the problem in [this comment](https://github.com/postcss/postcss-scss/issues/39#issuecomment-243105041): `a { margin: 0 { left:10px; } }` is a Declaration, `a { margin: { left:10px; } }` is a Rule (seems...