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).

bugfix: inputs/VegBank/: need to remove inter-datasource duplicates from plot instead of the left-joined plot_ table, because the fkeys needed to do the cascading deletes are all to the plot table. this requires doing the column-renaming and postprocessing on plot before it's left-joined.

inputs/VegBank/plot_/create.sql: updated runtime (5 s) for previous bugfix

inputs/VegBank/plot_/create.sql: documented runtime (5 min)

bugfix: inputs/VegBank/plot_/create.sql: need to join place.*plot_id* to plot.plot_id instead of plotplace_id. this is the cause of the "State is wrong, not Wyoming, but Tennessee" and "County is incorrect (not Powell, but Orange)" bugs in the VegBank spot-checking (wiki.vegpath.org/Spot-checking#Great-Smoky-Mountains-National-Park).

inputs/VegBank/: Added plot_/