Merge pull request #26 from unepwcmc/master

Downloads Fix
upgrade to rails 3.2.13

Conflicts:

	Gemfile.lock
set production deployment to production branch
Merge branch 'production' of github.com:unepwcmc/SAPI into production
added per-designation calculation of listed status
added eu_listed column to taxon concepts view
fixed specs to restore coverage calculation outside of travis env
added specs for eu_listed property
added per designation listing_updated_at peoperty
added scripts for calculation cites / eu fully_covered and cites / eu not_listed flags
renamed files for consistency
added cites / eu procedure to calculate descendants listing
added cites / eu procedure to calculate ancestors listing
added cites / eu closest listed ancestor
looking to simplify current listing calculations
removed obsolete procedure
removed simplification attempt, too many changes involved
removed trailing spaces
fixed taxon concept specs
fixed listing exports after closest listed ancestor association was renamed