Update the new sandbox page with lots of information on how twig templates and translations work.
Update the new sandbox page with lots of information on how twig templates and translations work.

Add also proofs of concept for every example given.

jschlyter/simplesamlphp,ghalse/simplesamlphp,sitya/simplesamlphp,sitya/simplesamlphp,ghalse/simplesamlphp,simplesamlphp/simplesamlphp,dnmvisser/simplesamlphp,jschlyter/simplesamlphp,dnmvisser/simplesamlphp,sitya/simplesamlphp,jschlyter/simplesamlphp,jschlyter/simplesamlphp,dnmvisser/simplesamlphp,ghalse/simplesamlphp,simplesamlphp/simplesamlphp,ghalse/simplesamlphp,jschlyter/simplesamlphp,simplesamlphp/simplesamlphp,simplesamlphp/simplesamlphp,dnmvisser/simplesamlphp,sitya/simplesamlphp