workflow 7.x-2.3

This version includes the following changes since version 7.x-2.2:
- The Admin UI is now more Entity-like;
- All features are now resistent for multiple 'Workflow Fields' per 'Entity bundle';
- This includes a new view 'Workflow history tab', so you can customize it to your needs;
- The workflow dashboard views are updated;
- Functionalities from Workflow Extensions module are incorporated;
- You can now add custom logic to add/remove/alter permitted state transitions. See issue #0744272;
- minor bug-fixes;

This version contains some known issues, which are fixed in the newest beta version.

This version includes the following features that break compatibility with previous version:
- 'Token' now supports multiple workflows per bundle, using 'chained' tokens - if you use Workflow Field and Tokens, redeclare your tokens using the new chained tokens.
- 'Features' export is enhanced - if you use Features, recreate your feature.