Merge pull request #3 from mjy/master

Updates dwc-archive from Jeweler to Bundler
ruby 2.0.0-p353 and gem updates
gems update
added redis to travis
finding problem with travis/redis
adding specs for DarwinCore
updated gems
refreshed gems
specs improvements
spec cover for DarwinCore
adding git to fix coveralls
added specs for TaxonNormalized
rewrote old specs
added metadata spec
Merge branch 'master' of github.com:GlobalNamesArchitecture/dwc-archive
added core specs
removed untested unneded lines
spec for eml generator
added generators specs
renamed file