fix: inputs/IUCN/: renamed to inputs/.IUCN/ (see issue #940)

fix: inputs/newWorld/: renamed to inputs/.newWorld/ (see issue #940)

bugfix: inputs/IRMNG/: renamed to inputs/.IRMNG/ so that this comes before TNRS, which depends on it (this is a metadata datasource, so it can start with "."). part of issue #940.

inputs/GBIF/_MySQL/.rsync_ignore: don't exclude GBIFPortalDB-*.data.sql.gz, even though this is an intermediate file, because it's better to have a backup of it locally. this was excluded in r13316 (2014-4-24) to free up disk space on the local machine.

fix: inputs/Madidi/LocationObservation/postprocess.sql: parse Spanish dates

fix: mappings/VegCore-VegBIEN.csv: mapped DwC year/month/day, which are split-date alternatives to eventDate. this fixes the missing eventDate in FIA.

bugfix: inputs/FIA/*/VegBIEN.csv: regenerated, replacing these with symlinks to the file used by new-style import

inputs/FIA/taxon_observation.**/test.xml.ref: updated

inputs/FIA/TREE/test.xml.ref: updated

inputs/FIA/REF_RESEARCH_STATION/test.xml.ref: updated