Changes for EPublisher::Target::Plugin::Mobi

* 0.4   2012-08-27

- Change method calls because of API change in EBook::MOBI v0.5

* 0.3   2012-06-12

- Set correct encoding, due to Change of EBook::MOBI

* 0.2   2012-02-23

- Renamed imgcover option to cover due to standard of other plugins
- Added some small info to the documentation

* 0.1   2012-02-17

- Added README file

* 0.01  2012-02-16

- Initial release to CPAN