Log Message:
p5-Dist-Zilla: update to 6.011.

6.011     2018-02-11 12:57:02-05:00 America/New_York
        - stashes can now be added in [%Stash] form from a bundle (thanks,
          Karen Etheridge)
        - use $V env var as an override, when set, in [AutoVersion]
          (thanks, Karen Etheridge)
        - all remaining uses of Class::Load are replaced with Module::Runtime
          (thanks, Karen Etheridge)