Log Message:
Update from version 0.75 to version 0.76.

Pkgsrc changes:
- Add patch on Makefile.PL so that the generated Makefile does not
require gmake

Upstream changes:
0.76
    * Class::MOP::Method::Generated
      - Added new private methods to support code generation, which
        are being used by Moose and can be used by MooseX
        authors. (mst)
      - Generated methods are now generated with a #line directive
        reflecting the source of the generated method. (nothingmuch)

    * Class::MOP::Class
      - Clarified documentation of methods that return
        Class::MOP::Method objects. (doy)

    * Class::MOP
      - Clarified documentation of the metaclass cache methods. (Sartak)

    * Tests
      - Add test showing how the xs Class::MOP::is_class_loaded can
        be made to operate differently to the pure perl version (t0m)