God's Law of Love: the Perfect Law of Liberty

Has Gods Law, as defined by the Ten Commandments, been done away, as has been supposed by many? Does the new covenant allow free picking and choosing? Does the fourth commandment not matter anymore, or did God change the sabbath to another day? Are Christmas and Easter Gods holy days? Does grace make the Law unnecessary? Is it okay to erect a sun god statue and other images in our nation to repres...