Revision 340937

- Update to 3.1.0
- Remove obsolete message about SwitchTower, it was removed in 2006
- Add message about 3.1.0 change:

With Capistrano version 3.1, deploy:restart task is no longer run by default.
From this version, developers who restart the app on each deploy need to declare
it in their deploy flow (eg after 'deploy:publishing', 'deploy:restart').

PR:		ports/185983
Submitted by:	Rustem Alimov