Updates 'hydra' gem from 6.0.0 to 6.1.0, and removes dupe 'jettywrapper' gem.
Adds secret token to Devise initializer due to upgrade from 3.0.3 to 3.2.1.
Updates way Twitter is config'd due to upgrade from 4.8.1 to 5.0.0.
Merge branch 'development' of github.com:afred/openvault into development

Conflicts:
	Gemfile.lock
	config/initializers/twitter.rb
Modifies capistrano deployment directives in config/deploy.rb to specify ruby 2.0 explicitly, and changes git username to 'afred'.