 Set default source/sink count to 0 if no permission is set.

Currently, if one tries to create a sink or source without setting a permission to their group/user to specify an amount, an error occurs. Setting a default value for this circumstance will add a nice plug/play feature as well as remove this error.

https://gist.github.com/zediious/d87ee8acdd678d55ecae747e19f76fab