sad.gemspec in sad-1.5.7 vs sad.gemspec in sad-1.5.8

@@ -3,14 +3,14 @@
 # Instead, edit Jeweler::Tasks in Rakefile, and run 'rake gemspec'
 # -*- encoding: utf-8 -*-
 
 Gem::Specification.new do |s|
   s.name = "sad"
-  s.version = "1.5.7"
+  s.version = "1.5.8"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
   s.authors = ["\u{5d14}\u{5ce5}"]
-  s.date = "2013-05-13"
+  s.date = "2013-05-14"
   s.description = "a simple em baseed background job worker."
   s.email = "[e-mail]"
   s.extra_rdoc_files = [
     "LICENSE.txt",
     "README.md"