Fix FormHelper year range for ranges outside of 1901-2038
Merge pull request #1165 from cakephp/master-year-range

Fix FormHelper year range for ranges outside of 1901-2038
Update API links.
Close the session out before erasing all the fixtures.

Not closing the session before closing fixtures results in fatal errors
when using database sessions.

Fixes #3683
Disable the cache when running schema commands.

This prevents stale cached schema definitions from preventing updates.

Fixes #3690