Wacana vernakuler transformasi identitas dan konstruksi realitas keberagaman melalui medium gerakan sosial : studi kasus pada jemaat GKI di Taman Yasmin Bogor periode 2014-2015 = Vernacular discourse identity transformation and the construction of the reality of diversity through social movement : case study of the GKI congregation in Taman Yasmin Bogor in 2014-2015