• Fixed deserializing href properties with no value.
• Fixed deserializing {DAV:}propstat without a {DAV:}prop.
• #668: More information about vcf-export-plugin in browser plugin.
• #669: Add export button to browser plugin for address books. (@mgee)
• #670: multiget report hrefs were not decoded.
• The zip release ships with sabre/vobject 3.4.4,
  sabre/http 4.0.0, sabre/event 2.0.2,
  sabre/uri 1.0.1 and sabre/xml 1.0.0.