BEMF kicks up its heels with Pergolesi
Erica Schuller and Jesse Blumberg as Livietta and Tracollo. Photos: Kathy WittmanAlmost a month has gone by since the curtain rose and fell on Boston Early Music Festival's pastiche of Pergolesi's La serva padrona and Livietta e Tracollo - but somehow the glow cast by this wonderful production still lingers. By now local music lovers know to expect the extraordinary from director Gilbert Blin - and once mo…