[SCM] Packaging for mathgl branch, master, updated. debian/2.1.3-1-3-gecb4702

[Dimitrios Eftaxiopoulos]

The following commit has been merged in the master branch:
commit db8c663f3ae4d5acbfe85fc74df7843cfd16573b
Merge: 39d51ddf613b56500ade9ba5cb40a1e1780ba131 e3751f9409a1b9552ddae45c3cee4c57e4f81bab
Author: Dimitrios Eftaxiopoulos <eftaxi12 at otenet.gr>
Date:   Mon May 20 10:40:05 2013 +0300

    Merge tag 'upstream/2.1.3.1'
    
    Upstream version 2.1.3.1


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Packaging for mathgl