foo-snapshot / foo-diff convenience functions

[René J.V. Bertin]

On Thursday October 20 2016 15:38:42 Lawrence Velázquez wrote:

> Better that than increasing the complexity of base and portfiles.

Yeah, unless someone proposes to implement something in a portgroup. Then all of a sudden it becomes base functionality ...

I won't be reinventing all kinds of wheels to delay updating dependency declarations beyond checking for the presence of a token when the portgroup is being read.

R.