Changed "related" to "properties".
Removes unused code in species_file dumps. Minor refactoring of Name initialization and name collection handling.
Refactoring, convienience methods, in the midst of various cleanups.  Tests clean.
Extending to handle varieties
Variety Token matching working.  Many modifications to species file export.
Adds a convienience method for creating SpeciesNames.
Fixes index rank for varieties.
Fixed nasty problem with assignment of authors in parsing file.
Version bump to 0.3.0
Fixes author parsing/indexing problem.  Adds handling of another alternate author string format.  Updates gemfile to use more recent versions.  Adds a couple new token tests.
Clean up ref_collection authors.
Cleaning up species_file import/export post refactoring.