Add note about when to remove -moz-box-sizing prefix
Add note about when to remove -moz-box-sizing prefix

daukantas/factlink-core,Factlink/factlink-core,daukantas/factlink-core,daukantas/factlink-core,daukantas/factlink-core,Factlink/factlink-core,Factlink/factlink-core,Factlink/factlink-core