detailed dependencies versions

Author: dubek

CHANGELOG

@@ -3,6 +3,7 @@
 - Fix tests on Ruby 1.9.x
 - Add bundler support to ease development
 - Add Travis CI config file
+- Detailed dependencies versions
 
 0.1.0  Aug 20 2011
 

salsa20.gemspec

@@ -13,9 +13,9 @@ Gem::Specification.new do |s|
 
   s.test_files = `git ls-files test`.split("\n")
 
-  s.add_development_dependency 'rake'
-  s.add_development_dependency 'rake-compiler'
-  s.add_development_dependency 'rdoc'
+  s.add_development_dependency 'rake', '~> 10.0'
+  s.add_development_dependency 'rake-compiler', '~> 0.9'
+  s.add_development_dependency 'rdoc', '~> 4.0'
 
   s.has_rdoc = true
   s.rdoc_options += ['--title', 'salsa20', '--main', 'README.rdoc']