either.gemspec in either-0.0.1 vs either.gemspec in either-0.0.2

@@ -1,17 +1,19 @@
 Gem::Specification.new do |s|
   s.name          = 'either'
-  s.version       = '0.0.1'
+  s.version       = '0.0.2'
   s.date          = '2013-07-10'
   s.summary       = "Either types with pattern matching"
   s.description   = "Stop using exceptions for control flow!"
   s.authors       = ["Russell Dunphy"]
   s.email         = ['[e-mail]']
   s.files         = `git ls-files`.split($\)
   s.test_files    = s.files.grep(%r{^(test|spec|features)/})
   s.require_paths = ["lib"]
   s.homepage      = 'http://github.com/rsslldnphy/either'
+  s.license       = 'MIT'
 
+  s.add_runtime_dependency "optional"
   s.add_development_dependency "rake"
   s.add_development_dependency "rspec"
   s.add_development_dependency "simplecov"
 
 end