Merge pull request #37 from yuri-zubov/reduce-gem-size

Reduce gem size by excluding test files

Author: peterhellberg

hashids.gemspec

@@ -15,7 +15,13 @@ Gem::Specification.new do |gem|
 
   gem.required_ruby_version = '>= 1.9.3'
 
-  gem.files         = `git ls-files`.split($/)
+  gem.files         = Dir.glob('lib/**/*') + [
+    'Gemfile',
+    'LICENSE.txt',
+    'Rakefile',
+    'README.md',
+    'hashids.gemspec'
+  ]
   gem.test_files    = gem.files.grep(%r{^(spec)/})
   gem.require_paths = ["lib"]
 end