CTAN update: tcolorbox

[CTAN Announcements]

Thomas F. Sturm submitted an update to the

                 tcolorbox

package.

Version number: 3.60
License type: lppl1.3

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

Announcement text:
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- bug fix: dimension settings with 'em' or 'ex' units for 'enlarge .. by' converted to 0pt
- bug fix: 'bicolor' skin sometimes ignored color for lower part when broken
- new macros: '\tcbpatcharcangular', '\tcbpatcharcround'
- implementation of text alignment changed with new options:
   'halign', 'halign upper', 'halign lower', 'halign title', 'valign upper'
- new options:
   'saveto', 'circular arc', 'bean arc', 'arc is angular', 'arc is curved',
   'square', 'tcbox width'
- library 'skins':
   * new option: 'smart shadow arc'
- library 'documentation':
   package 'doc' removed from list of required packages
- new library 'external':
   * new options:
     'environment with percent', 'preamble tcbset', 'preclass', 'clear preclass',
     'PassOptionsToPackage', 'PassOptionsToClass'
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This package is located at
    http://mirror.ctan.org/macros/latex/contrib/tcolorbox

More information is at
    http://www.ctan.org/pkg/tcolorbox

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Please join a users group; see http://www.tug.org/usergroups.html .

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    Thanks for the upload.

      For the CTAN Team
     Ina Dau