Update to 1.003001

Upstream changes:
1.003001 - 2013-07-14
  - fix test accidentally requiring Class::Method::Modifiers

1.003000 - 2013-07-14
  - allow composing roles simultaneously that mutually require each other
    (RT#82711)
  - Fix _concrete_methods_of returning non-CODE entries
  - fix broken implementation of method conflict resolution
    (Perlmonks#1041015)
  - add is_role method for checking if a given package is a role
  - drop minimum perl version - code tests just fine on 5.6.1 and 5.6.2

1.002005 - 2013-02-01
  - complain loudly if Class::Method::Modifiers is too old (and skip tests)
  - don't use $_ as loop variable when calling arbitrary code

(wen)