fix: inputs/CTFS/AggregateObservation/map.csv: field mapped to occurrenceID: remapped to aggregateOrganismObservationID because these are not specimen occurrences
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).
inputs/CTFS/AggregateObservation/: translated multi-column filters to postprocessing derived columns, using the steps at wiki.vegpath.org/Adding_new-style_import_to_a_datasource#Translating-filters-to-postprocessing-derived-columns
Added inputs/CTFS/AggregateObservation/ from BIEN2 data