Updated documentation
Updated documentation

I've also marked hexa as deprecated and moved `countryCode` to
its alphabetical position.

Ye-Yong-Chi/Validation,regdos/Validation,rogeriopradoj/Validation,riyan8250/Validation,mta59066/Validation,jpjoao/Validation,augustohp/Validation,osiux/Validation,guilhermesiani/Validation,thedavidmeister/Validation,ahmetgunes/Validation,mubassirhayat/Validation,rozehnal/Validation,mrsoto/Validation,maliayas/Validation,solvire/Validation,Whyounes/Validation,Respect/Validation,Respect/Validation,zinovyev/Validation,hudolfhess/Validation,caferrari/Validation,lalocespedes/Validation