moved everything into /trunk/ to create the standard svn layout, for use with tools that require this (eg. git-svn). IMPORTANT: do NOT do an `svn up`. instead, re-use your working copy's existing files with `svn switch` (http://svnbook.red-bean.com/en/1.6/svn.ref.svn.c.switch.html).
schemas/VegCore/: moved ERD-related files to ERD/ subdir
schemas/VegCore/connections.xml: vegbiendev.nceas.ucsb.edu: set schema (DB) to VegCore
added schemas/VegCore/connections.xml, which should be installed as the connections.xml settings file