Update Carbon.php
Update Carbon.php

Really faster (no multiplication, no array explode operation) and easier diffInSeconds
cl4rke/Carbon,briannesbitt/Carbon,jarnovanleeuwen/Carbon,meebio/Carbon,masterweb121/Carbon,ccarteronline/Carbon,relaxsd/Carbon,mubassirhayat/Carbon,IPQ-Tecnologia/Carbon,ybr-nx/Carbon,kylekatarnls/Carbon,pierredup/Carbon,serima/Carbon,rafwlaz/Carbon,Klinche/Carbon,tiagocardosos/Carbon,lanort/Carbon,m4nt4s/Carbon,nicholas-eden/Carbon,duyhuynhngoc/Carbon,dlepaux/Carbon,agolomazov/Carbon,hinternet/Carbon,lndj/Carbon,lucasmichot/Carbon,damnedest/Carbon,lucas-macedo/Carbon,EazyServer/Carbon,localheinz/Carbon,Gerardo-junior/Carbon,barryvdh/Carbon,aziraphale/Carbon