Clemens Niederberger submitted an update to the

                  chemmacros

package.

Version number: 4.2
License type: lppl

Summary description: macros and commands for chemists

Announcement text:
----------------------------------------------------------------------

 chemmacros

 - changed particles with electron pairs like \ba to use the new
   chemformula macro \chlewis

 - changed \Delta in thermodynamic state variables into
   \ChemDelta

 - change in the syntax of \DeclareChemState and \RenewChemState;
   the old syntax stil works but is discouraged and issues a
   warning message


 chemformula

 - bug fix, see https://bitbucket.org/cgnieder/chemmacros/issue/23

 - fixed wrong setting of the TikZ bond style

 - new option `arrow-style' which allows to add TikZ options to
   the arrows

 - new command \chlewis for creation of Lewis diagrams of single atoms

----------------------------------------------------------------------

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   http://mirror.ctan.org/macros/latex/contrib/chemmacros/

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

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

------------------------------------------------------------------------

   Thanks for the upload.

     For the CTAN Team
    Petra RĂ¼be-Pugliese

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