[Update] www/p5-Dancer2 : update to 0.300002

[wen heping]

Hi, ports@:

  Here is a patch for www/p5-Dancer2:
   i) Update to 0.300002
   ii) Add devel/p5-Test-CPAN-Meta to TEST_DEPENDS


  It build well and run well and pass all tests on amd64-current system.

  4 ports depends on it, all build well and pass all tests.
      www/p5-Dancer2-Plugin-Ajax
      www/p5-Dancer2-Plugin-Database
     www/p5-Dancer2-Plugin-DBIC
     www/p5-Dancer2-Plugin-Auth-Tiny

wen