[SCM] Debian packaging of libsvg-tt-graph-perl branch, master, updated. debian/0.20-1-4-g902fe0e

[gregor herrmann]

The following commit has been merged in the master branch:
commit a4e3b319dffd9b3e8fedc077e65f06e7dd026609
Merge: eca8911dd08f56125d4ea70aff770793f1af42ce eb015128f55381f7682e6634e4de4143a705016d
Author: gregor herrmann <gregoa at debian.org>
Date:   Sat Jun 2 19:53:31 2012 +0200

    Merge tag 'upstream/0.21'
    
    Upstream version 0.21


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Debian packaging of libsvg-tt-graph-perl