Add formatter and storage name.

Signed-off-by: Toha <tohenk@yahoo.com>
Add VERSION information.

Signed-off-by: Toha <tohenk@yahoo.com>
Add generator information to the generated code.

This behavior can be disabled by specifying `false` to `addGeneratorInfoAsComment`
setup option.

Signed-off-by: Toha <tohenk@yahoo.com>