adding gemnasium dependency badge
removing cucumber and other ununsed gems, addressing warning re: duplicate dependencies on rdiscount
updating versions as far as possible
commiting Gemfile.lock to the repo
Merge remote-tracking branch 'upstream/master'
updating dependencies in bloggy.gemspec, commiting Gemfile.lock
versioning ruby and gemsets, adding gemnasium
Merge pull request #15 from erictheise/dependency-cleanup-gemnasium

Cleanup dependencies, add gemnasium dependency monitoring