Fix some bugs in jquery.couch.js.
Fix some bugs in jquery.couch.js.

Namely:

 * openDoc() was inadvertently adding a ?beforeSuccess=... parameter to
   the URL.
 * bulkSave() wasn't sending a POST body.

git-svn-id: c1f8a8ec0b3bb2e99ab3413722f81f687760e79c@949028 13f79535-47bb-0310-9956-ffa450edef68

apache/couchdb-jquery-couch,apache/couchdb-jquery-couch