logilab-common #62603 graph.py incorrectly builds command lines using %s to call dot [validation pending]

this breaks if e.g. there are some spaces in the paths / filenames

See http://www.logilab.org/blogentry/20469 for more info

prioritynormal
typebug
done in0.55.1
load0.100
load left0.000
closed by<not specified>