Add copyright and license info

Author: elia

README.md

@@ -30,3 +30,7 @@ Or install it yourself as:
 3. Commit your changes (`git commit -am 'Added some feature'`)
 4. Push to the branch (`git push origin my-new-feature`)
 5. Create new Pull Request
+
+## Copyright
+
+Copyright © 2012 Elia Schito. See LICENSE for details.

activeadmin-mongoid.gemspec

@@ -14,6 +14,7 @@ Gem::Specification.new do |gem|
   gem.name          = 'activeadmin-mongoid'
   gem.require_paths = ['lib']
   gem.version       = ActiveAdmin::Mongoid::VERSION
+  gem.license       = 'MIT'
 
   gem.add_runtime_dependency 'mongoid',     '~> 2.0'
   gem.add_runtime_dependency 'activeadmin', '~> 0.4'