Add support for defining the location of the gg cache via GGCACHE, akin
to GOCACHE.
Small fix whereby xtest packages were incorrectly being considered as
not Done() because they were missing a hash (which they will never
have). Added a failsafe that errors in case any work was left un-Done
Add support for defining the location of the gg cache via GGCACHE, akin to GOCACHE.
Small fix whereby xtest packages were incorrectly being considered as not Done() because they were missing a hash (which they will never have). Added a failsafe that errors in case any work was left un-Done