changed script to create assets.xml and session.xml in rest3d/data
added nodedb-exist as pre-install to force update
added test for fl4re/upload
export Cache directly from diskcache.js
optimize session manager, no need to call load()
move finish as callback of upload
fixed typos
added upload to database if handle.db exists
remove temporary duplicated code
debugged session management with eXist
added memory cache for speed-up
fixed key/pair (Cookies,Assets) feature
escape characteres to valid xQuery characters, and store json as json - no conversion