Updated new version of ITIS.
Added new version of ITIS (as of March 6, 2013).
Updated to March 26 release.
Updated to latest version of ITIS.
Updated ITIS using the new code at https://github.com/gaurav/dwca-hunter/commit/9976298d5dec88011df71b330dc0458cfc29f328, so now taxa.txt has a canonical name field.