CTAN update: tcolorbox

[CTAN Announcements]

Thomas F. Sturm submitted an update to the

                   tcolorbox

package.

Version:  4.51 2021-06-14
License:  lppl1.3

Summary description:  Coloured boxes, for LaTeX examples and theorems, etc

Announcement text:
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 - bug fix: allocation error for write registers

 - (#139) library 'documentation': package loading of 'marvosym' and 'pifont'
     removed. Symbols are accessed directly now by 'documentation'.

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The package’s Catalogue entry can be viewed at
   https://ctan.org/pkg/tcolorbox

The package’s files themselves can be inspected at
   https://mirrors.ctan.org/macros/latex/contrib/tcolorbox/

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   Thanks for the upload.

     For the CTAN Team
    Petra Rübe-Pugliese

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