Generally. RSA 91-A:2,I defines a "meeting" as "the convening of a quorum of the membership of a public body, as defined in RSA 91-A:1-a,VI, or a majority of the members of such body if the rules of that body define "quorum'' as more than a majority of its members, whether in person, by means of telephone or electronic communication, or in any other manner such that all participating members are able to communicate with each other contemporaneously, subject to the provisions set forth in RSA 91-A:2, III, for the purpose of discussing or acting upon a matter or ma