It was a good weekend for historically informed performance: after a stunning concert of the Bachs by Café Zimmermann at the Library of Congress, it was out to the Clarice Smith Performing Arts Center on Sunday night for a recital by the British duo of Andrew Manze and Richard Egarr. In charming prefatory remarks, Manze labeled the selection of one Schubert and three Mozart sonatas as “some of our favorites.” A look back over their…