zlib.gemspec in zlib-2.0.0 vs zlib.gemspec in zlib-2.1.0

@@ -20,16 +20,12 @@
   spec.summary       = %q{Ruby interface for the zlib compression/decompression library}
   spec.description   = %q{Ruby interface for the zlib compression/decompression library}
   spec.homepage      = "https://github.com/ruby/zlib"
   spec.licenses       = ["Ruby", "BSD-2-Clause"]
 
-  spec.files         = [".gitignore",  "Gemfile", "LICENSE.txt", "README.md", "Rakefile", "bin/console", "bin/setup", "ext/zlib/extconf.rb", "ext/zlib/zlib.c", "zlib.gemspec"]
+  spec.files         = ["LICENSE.txt", "README.md", "ext/zlib/extconf.rb", "ext/zlib/zlib.c", "zlib.gemspec"]
   spec.bindir        = "exe"
-  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
+  spec.executables   = []
   spec.require_paths = ["lib"]
   spec.extensions    = "ext/zlib/extconf.rb"
   spec.required_ruby_version = ">= 2.3.0"
-
-  spec.add_development_dependency "bundler"
-  spec.add_development_dependency "rake"
-  spec.add_development_dependency "rake-compiler"
 end