Fix links to 3.0 documentation
Merge pull request #4433 from cakephp/3.0-move-exception

3.0 move exception
Merge branch '3.0' of https://github.com/cakephp/cakephp into documentationFixes
Fix links to 3.0 documentation in Auth/DefaultPasswordHasher.php
Fixing links to 3.0 documentation in Console/Shell
Fixing link in docBlock to a valid 3.0 resource
Merge pull request #4435 from gmansilla/documentationFixes

Documentation fixes
Merge remote-tracking branch 'origin/3.0' into 3.0-clean-exceptions