remove the use of autobox
remove dependence on $zilla parameters being Path::Class objects
update changelog
include contributors in metadata
check changes file for content before releasing
v0.004

    - use Path::Tiny rather than relying on Dist::Zilla giving us
      Path::Class objects (PR#3 Karen Etheridge)
    - stop loading (unused) Moose::Autobox (PR#4 Karen Etheridge)