Add creation date, reorder attributes in gemspec.

Change-Id: I88754e514f40d4510a8ac3b7325a42a51a90f639

membrane.gemspec

@@ -2,21 +2,22 @@
 require File.expand_path('../lib/membrane/version', __FILE__)
 
 Gem::Specification.new do |gem|
+  gem.name          = "membrane"
+  gem.version       = Membrane::VERSION
+  gem.date          = "2012-07-09"
+  gem.summary       = "A DSL for validating data."
+  gem.homepage      = "http://www.cloudfoundry.org"
   gem.authors       = ["mpage"]
   gem.email         = ["support@cloudfoundry.org"]
   gem.description   =<<-EOT
       Membrane provides an easy to use DSL for specifying validation
       logic declaratively.
       EOT
-  gem.summary       = "A DSL for validating data."
-  gem.homepage      = "http://www.cloudfoundry.org"
 
   gem.files         = `git ls-files`.split($\)
   gem.executables   = gem.files.grep(%r{^bin/}).map{ |f| File.basename(f) }
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
-  gem.name          = "membrane"
   gem.require_paths = ["lib"]
-  gem.version       = Membrane::VERSION
 
   gem.add_development_dependency("ci_reporter")
   gem.add_development_dependency("rake")