bracket plotting functions altered to use plot.order, fetchNASIS now uses peiid for SPC ID

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/aqp@801 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
git-svn-id: svn://svn.r-forge.r-project.org/svnroot/aqp@802 edb9625f-4e0d-4859-8d74-9fd3b1da38cb