Log Message:
p5-Params-ValidationCompiler: update to 0.27.

0.27     2018-02-11

- Fixed a bug with inlining Moose types. If a type's parent needed environment
  variables those would not get closed over. Reported by Mark Fowler. GH #22.

- Added a debug option to dump the source of the subroutine before it is
  eval'd.