Add more error tests
v1.001000

 [00 Minor]
 - Test refactoring.
 - Internals refactoring

 [Dependencies::Stats]
 - Dependencies changed since 1.000002, see misc/*.deps* for details
 - develop: +1 ↑1 (suggests: ↑2)
 - runtime: -1
 - test: +1 ↑1

 [Internals]
 - Code rewritten to not use Moose::Autobox while keeping semantics the same.

 [Tests]
 - Tests split
 - Tests refactored in terms of new dztest util.
post-release cleanup