FTN::Packet v0.22

* develop:
  Changes for version v0.22
  Add code repository META information to Makefile.PL
  Add code repositories to POD in lib/FTN/Packet.pm
  Add initial version of MANIFEST.SKIP file.
  Initial version of .travis.yml file for use at GitHub mirror.
  Update copyright end year to 2014 in README and Packet.pm
  Bump version to v0.22
Bump version to v0.23
Correct spelling of Test::Pod & Test::Pod::Coverage in th '.travis yml' file.
Update the Changes file regarding correcting '.travis.yml' file.