Updating package for MooseX::Types from 0.12 to 0.16

Upstream changes:
0.16    Mon Jun 29 10:50:41 PDT 2009
        - Ship with Module::Install 0.91

0.15    Sun Jun 27 15:50:00 EDT 2009
        - Change all uses of croak in TypeDecorator to use the Moose
          throw_exception method.
        - More test cases for the union mixed string type issue, and
          better handling of this in the | overload in TypeDecorator

0.14    Fri Jun 26 17:52:20 PDT 2009
        - Fix union with string type

0.13    Tue Jun 23 05:46:33 PDT 2009
        - Add Test::Moose to build_requires for Fedora

(sno)