Canviz: Update externals to use latest Path library; see issue #53. canviz.js: Update for renamed methods.
Canviz: Update externals to use latest Path library; see issue #53.
canviz.js: Update for renamed methods.


git-svn-id: d236aa11b63010c45751038f21095274a1190d52@265 96afbf3d-d051-0410-af9b-0f47d9322047

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