config: don't call homedir on init()
config: don't call homedir on init()

This patch changes the package to lazily obtain the user's home-
directory on first use, instead of when initializing the package.

Signed-off-by: Sebastiaan van Stijn <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@gone.nl>

thaJeztah/cli,docker/cli,thaJeztah/cli,docker/cli,cpuguy83/cli,cpuguy83/cli