graphviz.dot: experimental alternative to graphviz.builder
graphviz.render: rework to use graphviz.dot instead
graphviz.tests: new/updated unit tests
graphviz: update docs
graphviz.render: fix help-lint error
graphviz.render: add global variables to docs
graphviz.dot: escape quotes in strings
remove graphviz.builder, graphviz.ffi, and platforms.txt
graphviz.render.windows: missed some vocabs in the USING:
graphviz.tests: use cleanup-unique-working-directory
compiler.cfg.graphviz: add some analogues to compiler.cfg.debugger words