This season female empowerment dominates two big Broadway musicals.  Sure, both "Frozen" and "Mean Girls" have female leads but those #MeToo connections are slightly perfunctory: the only change Disney princesses and a SNL alum bring to commercial theatre are record ticket sales + pricing along with celebrity audience sightings on Instagram.  For those in search of a night out with their tweens or long for an original musical with a positive message delivered by "woke" females there is "Ms. Estrada" - the Q Brothers Collective shrewd Hip-Hop adaptation of Aristophanes’ ancient sex farce in its world premiere at The Flea.  If