Fixed dependencies to use only AA 0.6.3 and Rails 3.2.x

Author: fabn

activeadmin-globalize.gemspec

@@ -7,19 +7,19 @@ require 'active_admin/globalize/version'
 Gem::Specification.new do |s|
   s.name        = 'activeadmin-globalize'
   s.version     = ActiveAdmin::Globalize::VERSION
-  s.authors     = ['Stefano Verna']
-  s.email       = ['stefano.verna@gmail.com']
-  s.homepage    = 'http://github.com/stefanoverna/activeadmin-globalize'
+  s.authors     = ['Stefano Verna', 'Fabio Napoleoni']
+  s.email       = ['stefano.verna@gmail.com', 'f.napoleoni@gmail.com']
+  s.homepage    = 'http://github.com/fabn/activeadmin-globalize'
   s.summary     = 'Handles globalize translations'
-  s.description = 'Handles globalize translations'
+  s.description = 'Handles globalize translations in ActiveAdmin 0.6.3 and Rails 3.2.x'
 
   s.files = Dir['{app,config,db,lib}/**/*'] + %w(MIT-LICENSE README.md)
 
-  s.add_dependency 'activeadmin', '>= 0.6.3'
-  s.add_dependency 'globalize', '>= 3.0.4'
+  s.add_dependency 'activeadmin', '~> 0.6.3'
+  s.add_dependency 'globalize', '~> 3.0.4'
 
   # development dependencies
-  s.add_development_dependency 'bundler', '~> 1.6.1'
+  s.add_development_dependency 'bundler', '>= 1.6.1'
   s.add_development_dependency 'rake'
   # Other development dependencies moved into Gemfile