updates to PSVIWriter by Peter McCracken.  Now it outputs the entirety ot the PSVI as well as exercising our entire schema component model API.  It also outputs to a stream of XNI events rather than to a hardcoded XML file.
updates to PSVIWriter by Peter McCracken.  Now it outputs the entirety ot the PSVI as well as exercising our entire schema component model API.  It also outputs to a stream of XNI events rather than to a hardcoded XML file.


git-svn-id: 21df804813e9d3638e43477f308dd0be51e5f30f@319318 13f79535-47bb-0310-9956-ffa450edef68

jimma/xerces,RackerWilliams/xercesj,RackerWilliams/xercesj,RackerWilliams/xercesj,ronsigal/xerces,jimma/xerces,jimma/xerces,ronsigal/xerces,ronsigal/xerces