§ 80-a. Causes of action for alienation of affections, criminal conversation, seduction and breach of contract to marry abolished. The rights of action to recover sums of money as damages for alienation of affections, criminal conversation, seduction, or breach of contract to marry are abolished. No act done within this state shall operate to give rise, either within or without this state, to any such right of action. No contract to marry made or entered into in this state shall operate to give rise, either within or without this state, to any cause or right of action for its breach.