dropdowns: fix color for selected item
dropdowns: fix color for selected item

the item already selected was rendering black, which is not a
good idea on a black background :)

garrensmith/couchdb-fauxton,michellephung/couchdb-fauxton,garrensmith/couchdb-fauxton,michellephung/couchdb-fauxton,michellephung/couchdb-fauxton,michellephung/couchdb-fauxton,popojargo/couchdb-fauxton,apache/couchdb-fauxton,apache/couchdb-fauxton,apache/couchdb-fauxton,popojargo/couchdb-fauxton,popojargo/couchdb-fauxton,garrensmith/couchdb-fauxton,popojargo/couchdb-fauxton,garrensmith/couchdb-fauxton,michellephung/couchdb-fauxton,apache/couchdb-fauxton