Add Jochen as scala maintainer Move Thomas from maintainer to core dev.
Add Jochen as scala maintainer
Move Thomas from maintainer to core dev.

vietj/vertx,vietj/vertx,vietj/vertx,vert-x3/vertx-web-site,vert-x3/vertx-web-site,michel-kraemer/web-site,michel-kraemer/web-site,michel-kraemer/web-site,vert-x3/vertx-web-site