[pgf-tikz] CTAN update: pgf

[Erik Braun]

The PGF/TikZ Team submitted an update to the

                pgf

package.

Version number: 3.1.9a
License type: lppl1.3c gpl2 fdl

Summary description: Create PostScript and PDF graphics in TeX

Announcement text:
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Emergency release to fix pgfplots which depends on unreleased parts of 
PGF.


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This package is located at 
   http://mirror.ctan.org/graphics/pgf/base

More information is at
   https://www.ctan.org/pkg/pgf

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   Thanks for the upload.

     For the CTAN Team
    Erik Braun

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