Patch for Bug #10145 DOTSubgraph had wrong string.
Patch for Bug #10145
DOTSubgraph had wrong string.


git-svn-id: e2c0f9be234eb03bb44dac1dcb29a33d45fd6c14@31 6aa1fcdd-e81e-0410-86a3-8714df8c797d

chikamichi/plexus,bruce/graphy,bruce/graphy