assorted fixes

oauth: Fix indentation / PSR-2

consent: general improvements

Fix duplicate function

ldap_connect() can return false too

consentAdmin: Extract CSS/JS from template file

Implement "Remember my Organization" in multiple-ldap

This new feature allows the users to have a checkbox in the login form
which works in the same way than "Remember my username" but for the
organization selected in the dropdown

Improve documentation for cardinality authproc filter

CREATE TABLE may return 0 on some DBMS, but false is always an indicator something's wrong

This resolves #888.

* Update windowsliveid.md

In my search for using Microsoft as a claims provider I did not find this article, because I wasn't looking for Windows LiveID but an OIDC/oAuth2 replacement that fullfilled the userinfo endpoint using the Graph API. I hope the short introduction will help others find their way this invaluable the LiveID module. The wording may sound accusatory but I couldn't find a better way to describe the reasoning behind this module and create search engine keys to correctly identify it's purpose.

* Update windowsliveid.md

Trying to stay objective towards Microsoft.