documentation cleanup
minor changes to TextNode
rearranged API for incrementing the node index within the parent node
code consolidation, cleanup, and documentation
improved error handling when docid not found
renamed ReaderElement to ElementNode
renamed BasicElement to BasicNode
continuing work on changing to DOM Text node model
continued changing to DOM TEXT node model
Modifying storage model to use DOM TEXT nodes -- update is incomplete and query code doesn not work for this checkin
fixed entity parsing bug
changed package name to edu.ucsb.nceas.metacat.*
documentation updates
documentation additions
general cleanup and documentation
completed basic DBReader functionality. Can now read XML from DB using DBReader
adding recursive build for ReaderElement
created code to read XML doc from db source and emit it as an XML stream