endowdly

Detect graphViz outside of -GraphVizPath

2

We have: ``` powershell $GraphVizPath = ( 'C:\Program Files\NuGet\Packages\Graphviz*\dot.exe', 'C:\program files*\GraphViz*\bin\dot.exe', '/usr/local/bin/dot' ), ``` …which of course we can change. Why not something like... ``` powershell $isGraphviz = try {...