feature(dot): heed the passed node color

[sverweij]

Description

When passing a node color (either on cli via --dot-node-attrs, via the API with dotNodeAttrs or on the on line interpreter via the query parameters) on pseudo states also use that as the fill color.

Motivation and Context

Looks better.

How Has This Been Tested?

• additional integration test
• automated non-regression tests

Screenshots

before

after

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• The code I add will be subject to The MIT license, and I'm OK with that.
• The code I've added is my own original work.
• My code follows the code style of this project.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[codeclimate]

Code Climate has analyzed commit 3eda5a3 and detected 4 issues on this pull request.

Here's the issue category breakdown:

Category	Count
Duplication	4

The test coverage on the diff in this pull request is 100.0% (100% is the threshold).

This pull request will bring the total coverage in the repository to 100.0% (0.0% change).

View more on Code Climate.