* added support for listing multiple domains and multiple subjects
* updated documentation to show use of multiple domains and subjects
* updated config.template.yml to display multiple domains as a list
* updated config.template.yml to display multiple subjects as a list
* updated docs/configuration/access-control.md to display multiple domains as a list
* updated docs/configuration/access-control.md to display multiple subjects as a list
* removed redundant check that always returned true
* Commentary definition for `weak`
* added regulation validator
* made regulations find_time and ban_time values duration notation strings
* added DefaultRegulationConfiguration for the validator
* made session expiration and inactivity values duration notation strings
* TOTP period does not need to be converted because adjustment should be discouraged
* moved TOTP defaults to DefaultTOTPConfiguration and removed the consts
* arranged the root config validator in configuration file order
* adjusted tests for the changes
* moved duration notation docs to root of configuration
* added references to duration notation where applicable
* project wide gofmt and goimports:
* run gofmt
* run goimports -local github.com/authelia/authelia -w on all files
* Make jwt_secret error uniform and add tests
* now at 100% coverage for internal/configuration/validator/configuration.go
* Add period TOPT config key to define the time in seconds each OTP is rotated
* Add skew TOTP config to define how many keys either side of the current one should be considered valid
* Add tests and set minimum values
* Update config template
* Use unix epoch for position calculation and Fix QR gen
* This resolves the timer resetting improperly at the 0 seconds mark and allows for periods longer than 1 minute
* Generate QR based on period
* Fix OTP timer graphic
When no rule is set to two_factor in ACL configuration, 2FA is
considered disabled. Therefore, when a user cannot be redirected
correctly because no target URL is provided or the URL is unsafe,
the user is either redirected to the default URL or to the
'already authenticated' view instead of the second factor view.
Fixes#683
Providing a GA tracking ID allows administrators to analyze
how the portal is used by their users in large environments,
i.e., with many users.
This will make even more sense when we have users and admins
management interfaces.
