CRAN release v0.6.3

viridis 0.6.3

New features

• N/A.

Minor improvements and fixes

• Fix scale functions when aesthetics are specified (thanks to Alan O'Callaghan, https://github.com/Alanocallaghan)
• Remove deprecated dependencies.
• Fix CITATION issues.
• Fix check issues.

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viridis 0.6.2

New features

• N/A.

Minor improvements and fixes

• Fix minor check warnings requested by CRAN.

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viridis 0.6.1

New features

• N/A.

Minor improvements and fixes

• Include unemployment data in package to avoid CRAN check errors when original
  data is not accessible.

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viridis 0.6.0

New features

• Add 3 more color maps: mako, rocket, and turbo.

Minor improvements and fixes

• Minor bug fixes and improvements here and there.

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