Update d3-scale to version 0.8.0 🚀

[greenkeeperio-bot]

Hello :wave:

:rocket::rocket::rocket:

d3-scale just published its new version 0.8.0, which is not covered by your current version range.

If this pull request passes your tests you can publish your software with the latest version of d3-scale – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging :palm_tree:

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GitHub Release

• You can now pass an optional range to d3.scaleOrdinal.
• Replace d3.scaleCategory10 with d3.schemeCategory10.
• Replace d3.scaleCategory20 with d3.schemeCategory20.
• Replace d3.scaleCategory20b with d3.schemeCategory20b.
• Replace d3.scaleCategory20c with d3.schemeCategory20c.
• Replace d3.scaleRainbow with d3.interpolateRainbow.
• Replace d3.scaleWarm with d3.interpolateWarm.
• Replace d3.scaleCool with d3.interpolateCool.
• Replace d3.scaleInferno with d3.interpolateInferno.
• Replace d3.scaleMagma with d3.interpolateMagma.
• Replace d3.scalePlasma with d3.interpolatePlasma.
• Replace d3.scaleViridis with d3.interpolateViridis.

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The new version differs by 7 commits .

• d50b051 0.8.0
• f786d0c Prepare for minor release.
• e501956 Fix #63 - don’t assume ordinal & sequential.
• 5365d2b Fix #61 - add sequential.quantize.
• 15ea012 Simpler.
• 86f5db6 Update README.
• c67b838 Fix rounding in color ramps.

See the full diff.

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